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Wyszukujesz frazę "water pollution" wg kryterium: Temat


Tytuł:
Identification of Environmental Pollution Sources in a Selected Town in the Podlasie Region
Autorzy:
Bolińska, Marta Iwona
Siemieniuk, Anna
Powiązania:
https://bibliotekanauki.pl/articles/2174922.pdf
Data publikacji:
2022
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
air pollution
surface water pollution
soil pollution
Opis:
The environment is considered an ideal machine, a system in which nothing happens without reason. Every transformation, action and stimulus has consequences that are not always immediately plain to see. It is because the environment is like communicating vessels, or a complex organism, in which everything is interdependent, and the organs work together. Despite the processes’ complexity and intricate yet logical correlations between the elements, it is not a perfect system. Examples are weather anomalies and, in extreme cases, cataclysms. The problem arises when man interferes with the environment. By polluting almost every possible place, he initiates irreversible changes, degrading the environment. This paper presents an analysis of atmospheric air pollution in the town of Supraśl, surface water from the Supraśl river, and soil samples from a selected area.
Źródło:
Rocznik Ochrona Środowiska; 2022, 24; 41--53
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Study of environmental issues in textile industries and recent wastewater treatment technology
Autorzy:
Mondal, Prasenjit
Baksi, Soumyadeep
Bose, Debajyoti
Powiązania:
https://bibliotekanauki.pl/articles/1178718.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
wet processing
water pollution
advanced oxidation
Opis:
Textile industries are the major source of environmental pollution In terms of quality as well as quantity. The textile industries consume large quantities of water (200 m3/ton of product) out of which around 90% is appeared as wastewater. Textile wastewater contains dye as the major pollutant which is not only recalcitrant but also imparts intense color to the waste effluent. Improper disposal of textile wastewater causes serious environmental problems affecting the aquatic organism adversely. The present study deals with the detailed study of environmental issues and treatment options. The industry generates huge amount of wastewater contains toxic pollutants. Several treatment technologies are using now days with high efficiency and from the present study it was found that advanced oxidation process is very effective in terms of pollutants removal efficiency as well as cost requirement.
Źródło:
World Scientific News; 2017, 61, 2; 98-109
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of agricultural utilization of sludge and compost from rural wastewater treatment plant on nitrogen passes in light soil
Autorzy:
Czyżyk, F.
Rajmund, A.
Powiązania:
https://bibliotekanauki.pl/articles/778571.pdf
Data publikacji:
2014
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
compost
sewage sludge
water pollution
nitrogen
Opis:
This paper presents the results of studies which aim was to determine the pollution of the water environment for both methods of preparation for the utilization of sewage sludge in agriculture. The study was conducted in 2008-2012 in lysimeters filled with light sandy soil (clayey sand). During the study variants with equal doses of nitrogen in an amount of 20 g . m-2 (15.7 g per one lysimeter) were supplied to the soil in sewage sludge and in the compost made from the same sludge. These variants were used three times for two species of perennial plants: Miscanthus gigantenus i Sida hermaphrodita Rusby. In a variant of sludge soil fertilizing, it was leached into water environment more than 12% of the applied nitrogen over 5 years of research. In case of compost nitrogen leaching was reduced to 8.1-10.0% of the quantity supplied to the soil.
Źródło:
Polish Journal of Chemical Technology; 2014, 16, 1; 1-6
1509-8117
1899-4741
Pojawia się w:
Polish Journal of Chemical Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Impact of runoff prediction on grey water footprint in a small agricultural catchment
Autorzy:
Hejduk, Leszek
Hejduk, Agnieszka
Powiązania:
https://bibliotekanauki.pl/articles/108592.pdf
Data publikacji:
2019
Wydawca:
Instytut Meteorologii i Gospodarki Wodnej - Państwowy Instytut Badawczy
Tematy:
grey water footprint
water pollution level
catchment
Opis:
According to Hoekstra et al. (2011) the water footprint within a geographic area is defined as the total freshwater consumption and pollution within the boundaries of the area. The grey part of the water footprint refers to pollution and is an indicator of the water volume needed to assimilate a pollutant load that reaches a water body. It is possible then, based on the grey water footprint to estimate if the water available in a river at a particular crosssection will be sufficient to maintain a water pollution level (WPL) below 100%. The crossing of 100% indicates that the waste assimilation capacity has been fully consumed in this particular catchment. In this paper, the grey water footprint from nonpoint source pollution has been calculated based on long-term hydrometrological data for the upper part of a small agricultural catchment (area of 23.4 km2 ) (Zagożdżonka River) in central Poland. Based on land use and the amount of fertilizers applied in the catchment, together with information about the natural concentration of nitrogen and phosphorus in the river, as well as maximum acceptable concentration, the water pollution level has been calculated for actual conditions. The estimation of future runoff decreases for the considered catchment (Banasik, Hejduk 2012) has been applied in order to estimate potential future water pollution levels. The calculation shows that, even when the management practices in this catchment remain as they are, including the current extensive crop production, the WPL of 100% will be exceeded in the year 2033 (for phosphorus) and 2043 (for nitrogen) due only to the decreasing availability of water.
Źródło:
Meteorology Hydrology and Water Management. Research and Operational Applications; 2019, 7, 1; 41-46
2299-3835
2353-5652
Pojawia się w:
Meteorology Hydrology and Water Management. Research and Operational Applications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Self-Purification Ability in the Rivers of Banjarmasin, Indonesia
Autorzy:
Zubaidah, Tien
Karnaningroem, Nieke
Slamet, Agus
Powiązania:
https://bibliotekanauki.pl/articles/123456.pdf
Data publikacji:
2019
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
self-purification
river water pollution
Banjarmasin river
Opis:
The self-purification capacity of river water is an essential indicator for a healthy river. Various organic and inorganic pollutants, both from point sources and nonpoint sources, in most streams in Banjarmasin were beyond the river self-purification capacity, which caused a decrease in the river water quality. This study attempted to identify the river water pollution distribution in the city of Banjarmasin and determined the self-purification points. We used the purposive sampling technique to carry out river water sampling, with criteria for pollutant sources and distance of pollution taken into consideration. By using the trend analysis techniques, we analyzed the parameters concentration to relate it to the range of pollution so that we were able to identify the pollution distribution and determine the self-purification distances. The results indicated that the self-purification process could take place on the river flow in of Banjarmasin even though it did not reach the clean water zone. The river in Banjarmasin requires a longer purification distance so that the self-purification process can run correctly.
Źródło:
Journal of Ecological Engineering; 2019, 20, 2; 177-182
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Dynamics of Nitrogen and Phosphorus Forms Content in Dojlidy Retention Reservoir
Autorzy:
Oszczapińska, K.
Skoczko, I.
Szczykowska, J.
Powiązania:
https://bibliotekanauki.pl/articles/123705.pdf
Data publikacji:
2017
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
water pollution
nitrate nitrogen
ammonia nitrogen
phosphates
Opis:
The Dojlidy Ponds, which include Dojlidy water dam, are located within Bialystok city limits in Podlasie area, Poland. The reservoir with a water surface of 34 ha and average depth of 1.75 m was constructed in 1962 as a result of Biala River damming. The researches were conducted in July, October and December 2014 as well as in March 2015. Each time five test samples were collected from spots located along the reservoir. Water samples were tested for the presence of ammonia nitrogen, nitrite nitrogen, organic nitrogen, phosphates and organic phosphorus. The values of nutrient indicators exhibited high variability during the study period. The highest concentration of nitrite and nitrate nitrogen were observed in July, while the lowest in October – nitrite nitrogen, and in December – nitrate nitrogen. Different situation was observed after the analysis of phosphorus forms – the highest concentrations of organic phosphorus and phosphates were observed in December and the lowest in July. Relatively high concentrations of nitrogen and phosphorus forms identified in water samples were most likely caused by tributaries, due to the pollution from the reservoir catchment. Technical parameters of the object and location of the reservoir have undoubtedly an impact on the tested parameters contents.
Źródło:
Journal of Ecological Engineering; 2017, 18, 1; 147-153
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Actual Status Assessment and Prediction of the Musi River Water Quality, Palembang, South Sumatra, Indonesia
Autorzy:
Rahutami, Syntia
Said, Muhammad
Ibrahim, Eddy
Herpandi
Powiązania:
https://bibliotekanauki.pl/articles/2202153.pdf
Data publikacji:
2022
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
heavy metals
pollution index
quality status
water pollution
sedimentation
Opis:
Water pollution in rivers is still a crucial problem for the countries that use river water as the primary water source. This study aimed to determine the water quality of the Musi river and the content of heavy metals in water, sediment and mussels as well as to predict the water quality of the Musi river in the next five years. The water samples were taken from 18 stations (sampling points) from upstream to downstream to be checked physically, chemically and biologically. Prediction of the river water quality was made using the QUAL2Kw software. The research results show that the Musi River water is categorized as lightly polluted with concentrations of TSS and DO that have passed the threshold. The heavy metals in river water, such as Pb and Cr have also passed the quality standard. The Fe, Mn, and Zn concentrations are pretty high in the sediment. In turn, in mussels, the metals measured were Fe, Cu, and Zn. The prediction results reveal that several values of the river quality parameters will pass the threshold value with the same pattern tendency from each station.
Źródło:
Journal of Ecological Engineering; 2022, 23, 10; 68--79
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Seasonal Variability of Physicochemical Parameters of Water Quality on Length of Uszwica River
Autorzy:
Bogdał, A.
Kowalik, T.
Ostrowski, K.
Skowron, P.
Powiązania:
https://bibliotekanauki.pl/articles/124285.pdf
Data publikacji:
2016
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
ecological potential
water pollution
physicochemical indices
eutrophication
Opis:
The Uszwica river catchment is located in the central part of Lesser Poland province, within Brzeski and Bocheński districts. The river is 61.2 km long, and its catchment area is 322.5 km2. It is characterized by forest-agricultural land use and high share of residential areas of both compact (the city of Brzesko) and dispersed nature. In the abiotic terms, the Uszwica in its upper course may be classified as a flysch stream (type 12). From the moment of joining the Niedźwiedź, stream until its discharge into the Vistula at km 151+700 it is a sand and clay lowland river (type 19). Hydrochemical research were conducted in the years 2011 and 2012 at two measurement-control points – one located near the mouth of the river (point 1) and one located about 7.5 km downstream from the city of Brzesko (point 2). Each month 18 water quality parameters were determined and they underwent comparative and statistical analyses. Basic descriptive statistics were calculated for both measurement-control points. Then, they were used to determine the ecological potential of the river and to evaluate water quality parameters with respect to its suitability as fish habitat and eutrophication risk. Significance of differences between the values of individual parameters recorded at different measurement-control points was estimated using non-parametric Mann-Whitney U test for α = 0.05. The same test was used to determine the significance of differences between individual parameters for the winter and summer season at each point. Analysis of the results revealed that water flowing via developed areas (point 2) was significantly less saturated with oxygen and contained higher amounts of suspended solids, organic matter and nutrients, as compared to the section of the river flowing mainly through extensively used agricultural areas. Therefore, the ecological potential of the river was considered good in its lower course and poor upstream from point 2. Disturbances in seasonal concentrations of some biogenic factors indicated high degree of water pollution in the middle course of the Uszwica. However, due to intense self-purification, water quality in the lower course was similar to that in natural conditions. On the entire investigated section of the Uszwica does not meet water quality requirements for salmonids and cyprinids, but the habitats are more favorable near the mouth of the river. Waterassessed at point 2 may be classified as eutrophic due to high concentration of total phosphorus.
Źródło:
Journal of Ecological Engineering; 2016, 17, 1; 161-170
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Quality Problems of the Dammed Water in the Mountain Forest Catchment
Autorzy:
Jachniak, Ewa
Jaguś, Andrzej
Młyniuk, Agata
Nycz, Barbara
Powiązania:
https://bibliotekanauki.pl/articles/124917.pdf
Data publikacji:
2019
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
mountain areas
dam reservoir
water quality
water pollution
water trophy
Opis:
The research concerned the Wapienica dam reservoir, which is located in the Polish Carpathians, near the city of Bielsko-Biala. The dam closes the flow of water from the 11.1 km2 catchment. The forests cover about 90% of the catchment area, while the rest of the catchment constitutes grassland areas. The reservoir has a capacity of 1.05 million m3. The collected water is intended for supplying a water supply system. The catchment is treated as semi-natural, because within its borders the only works related to forest management are carried out. The aim of the research was evaluation of the water quality in this reservoir, including trophic status, based on the analyses carried out in 2015. It was found that the water was of good quality in basic physicochemical terms (e.g. suspension ≤13 mg∙dm-3,CODCr ≤11 mgO2∙dm-3, conductivity ≤82 µS∙cm-1, phosphates <0.05 mg∙dm-3, nitrates ≤5.1 mg∙dm-3, dissolved iron ≤0.12 mg∙dm-3). The contamination with heavy metals was not ascertained, with the exception of the zinc. The assessed sanitary indicators are worse – the bacteria of the Coli group and periodically also enterococci were observed in the reservoir water. The reservoir is not homogeneous in terms of biological production (the trophy degree). It is low in the upper part (oligotrophy generally) and increases in the part near the dam (mesotrophy, also eutrophy). The established presence of dangerous bacteria and symptoms of the reservoir eutrophication are disturbing in the context of the opinion on the purity of uninhabited mountain areas.
Źródło:
Journal of Ecological Engineering; 2019, 20, 5; 165-171
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Presence of caffeine in the Rudawa River and its tributaries
Zawartość kofeiny w rzece Rudawie i jej dopływach
Autorzy:
Jagoda, A.
Żukowski, W.
Dąbrowska, B.
Powiązania:
https://bibliotekanauki.pl/articles/126362.pdf
Data publikacji:
2013
Wydawca:
Towarzystwo Chemii i Inżynierii Ekologicznej
Tematy:
watercourse
caffeine
water pollution
ciek
kofeina
zanieczyszczenie wody
Opis:
1,3,7-trimethylxanthine (caffeine) is an ingredient of coffee, tea, energy drinks, drugs and cosmetics. Generally, it is the most consumed pharmaceutical substance all over the world. Although it is easily metabolized, caffeine is present in wastewaters generated by households. Therefore, its detection in streams and rivers shows that untreated wastewaters are discharged into environment. Determination of caffeine in waterways could be an indicator of their anthropogenic pollution. Rudawa is the river flowing through southern Poland, with the river basin area about 318 km2. It is a left tributary of the Vistula River, with the river mouth located in the Krakow city. Rudawa is one of the drinking water supplies for the city. It provides about 40000 m3 of water per year. Water used as a source of drinking water must be the highest quality. Therefore the river on which drinking water intakes are located is the subject of the special monitoring. Water quality monitoring has always been important on Rudawa river and it continues to be monitored today. The aim of this study has been to check whether the caffeine is present in Rudawa waters, to determine its concentration and localization of potential sources of pollution. Samples taken from the river in twelve selected locations along the Rudawa River and its tributaries have been analyzed. Solid phase extraction combined with gas chromatography-mass spectrometry (GC-MS) has been used. Caffeine isotope 13-C3 in methanol, Sigma Aldrich, has been used as an internal standard. The concentration of caffeine in samples has ranged from 40 to 380 ng/dm3.
1,3,7-trimetyloksantyna (kofeina) jest składnikiem kawy, herbaty, napoi energetyzujących, leków i kosmetyków. Jest najpowszechniej spożywanym farmaceutykiem na całym świecie. Chociaż jest łatwo metabolizowana, kofeina jest obecna w ściekach powstających w gospodarstwach domowych. Wykrycie kofeiny w wodach powierzchniowych dowodzi, że ścieki są bez oczyszczenia odprowadzane do środowiska. Oznaczenie zawartości kofeiny w ciekach może być uznane za wskaźnik ich antropogennego zanieczyszczenia. Rudawa to rzeka płynąca w południowej Polsce o powierzchni zlewni około 318 km2, jest lewostronnym dopływem Wisły, do której uchodzi na terenie miasta Krakowa. Rudawa jest jednym ze źródeł zaopatrzenia mieszkańców miasta w wodę. Dostarcza około 40 000 m3 wody rocznie. Woda wykorzystywana jako źródło wody pitnej powinna być najwyższej jakości. Dlatego jakość wody rzeki, na której zlokalizowane jest ujęcie wody pitnej, powinna być pod szczególnym nadzorem. Monitorowanie jakości wody z rzeki Rudawy zawsze było prowadzone i jest nadal. Celem badania było sprawdzenie, czy kofeina występuje w wodach Rudawy, określenie jej stężenia i lokalizacji potencjalnych źródeł zanieczyszczeń. Pobrano dwanaście próbek wody z Rudawy i jej dopływów oraz przeprowadzono ich analizy metodą ekstrakcji do fazy stałej połączonej z chromatografią gazową ze spektrometrią mas (GC-MS). Zastosowano izotop 13-C3 kofeiny w metanolu (Sigma Aldrich) jako wzorzec wewnętrzny. Stężenie kofeiny w próbkach wahało się od 40 do 380 ng/dm3.
Źródło:
Proceedings of ECOpole; 2013, 7, 1; 87-91
1898-617X
2084-4557
Pojawia się w:
Proceedings of ECOpole
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The determination of microplastic contamination in freshwater environments using sampling methods : A case study
Autorzy:
Karaban, Kamil
Poniatowska, Agnieszka
Kaliszewicz, Anita
Winczek, Michał
Ilieva-Makulec, Krassimira
Romanowski, Jerzy
Powiązania:
https://bibliotekanauki.pl/articles/27312655.pdf
Data publikacji:
2023
Wydawca:
Instytut Technologiczno-Przyrodniczy
Tematy:
fraction of microfibres
mesoplastic
microplastic contamination
water pollution
Opis:
We compared different net sampling methods for microplastic quantitative collection by sampling different water volumes with nets of different mesh sizes. Sampling covered freshwater lake and reservoir with a significant degree of eutrophication located in Central Poland. The fibres were the main type of plastic collected from sampling sites and constituted 83% of all microplastic particles. Fibres of 700-1900 μm dominated in the samples. The size of mesh affected the amount of fibres collected. Small fibres of 10-200 μm in length were collected using only a fine net of 20 μm mesh size. The total amount of fibres depended on sample volumes; concentrations of microplastics were higher for smaller water volumes. It is likely that clogging with phytoplankton and suspended particles reduced the filtration capacity of the finest nets when large volumes were sampled, which led to an underestimation of microplastic. To our knowledge, this is the first study to provide evidence that the amount of small microfibres depends on mesh size and that the total microplastic abundance in freshwaters in Poland depends on the sample volume. We suggest sampling rather larger than smaller water volumes to assess the level of microplastic contamination more accurately, but clogging, which reduces the filtration capacity of finest nets, should be taken into account when eutrophic freshwater environments are studied.
Źródło:
Journal of Water and Land Development; 2023, 57; 140--146
1429-7426
2083-4535
Pojawia się w:
Journal of Water and Land Development
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Adsorption of Pb(II) from aqueous media using mesoporous adsorbents obtained from Daniellia oliveri leaves
Autorzy:
Eletta, Omodele A. A.
Tubi, Tayo O.
Ighalo, Joshua O.
Powiązania:
https://bibliotekanauki.pl/articles/1031253.pdf
Data publikacji:
2020
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Adsorption
Daniella oliveri
Isotherm
Kinetics
Lead
Water Pollution
Opis:
Worldwide, there have been longstanding issues of heavy metal pollution of both ground and surface waters from industrial effluents. In this research, Daniella oliveri leaves were investigated as a precursor for the development of low-cost adsorbent for removing Pb(II) from aqueous media. The adsorbents (biosorbent and ash) were characterised using Fourier Transform Infrared spectroscopy (FTIR), Scanning Electron Microscopy (SEM), Energy Dispersive X-Ray Spectroscopy (EDS) and Branueur-Emmet-Teller analysis (BET). The biosorbent (DO-B) and ash (DO-A) from Daniella oliveri leaves had a specific surface area of 574.5 m2/g and 723.0 m2/g respectively. Both adsorbents were mesoporous with pore diameter >2 nm. The ash was a better adsorbent for Pb(II) than the biosorbent powder, however, both adsorbents have over 99% removal of Pb(II) at optimal conditions. Best-fit isotherm for DO-B was Freundlich isotherm while no best fit for DO-A was observed. The adsorption for both adsorbents was best fit pseudo-second order kinetic model. Adsorbents from Daniella oliveri leaves could be used as an adsorbent for the removal of Pb(II) from aqueous media and can play an important role in mitigating the potential impact of the release of industrial effluent into the environment.
Źródło:
World Scientific News; 2020, 148; 90-107
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wykorzystanie analizy semiwariancji w ocenie zanieczyszczenia wód rzecznych w krajobrazie rolniczym
The Use of Semivariance Analysis in the Assessment of Pollution of River Waters in the Agricultural Landscape
Autorzy:
Krasowska, M.
Banaszuk, P.
Powiązania:
https://bibliotekanauki.pl/articles/1819043.pdf
Data publikacji:
2013
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
analiza semiwariancji
zanieczyszczenia wód
semivariance analysis
water pollution
Opis:
Geostatistical analysis are used in the natural sciences to the study of spatial dependency. In this study, an analysis of semivariance was used to describe the spatial variability of stream power and movement of dissolved compounds from the catchment. This method allowed for the identification of pollution sources in the catchment, especially in drained agricultural catchments. Research carried out in the agricultural catchment near Bialystok. Hydrochemical profile was performed under different conditions of flow at low, medium and high water levels of the river. Although each period was characterized by different hydrological conditions, but a common characteristic was the fact that the study was conducted in the winter season, during the period of plant dormancy. Hydrochemical profile made by measuring the electrical conductivity values measured every 10 m along the river. That was used for the analysis of semivariance. On this basis, it was found that the spatial correlation between samples of water in the stream is readable over a distance of about 140 meters. Above the distance the signal created by the source of the dissolved chemical compounds disappears, and the water stops its composition refer to the chemistry of the source. In the case of the analyzed catchment potential sources of pollution, were drainage systems. Because, they are arranged exactly as 130–140 m. Therefore, the analysis of semivariance allowed the identification pollution sources in a catchment.
Źródło:
Rocznik Ochrona Środowiska; 2013, Tom 15, cz. 2; 1705-1718
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Variability of physicochemical properties of water of the transboundary Poprad river
Autorzy:
Policht-Latawiec, A.
Bogdał, A.
Kanownik, W.
Kowalik, T.
Ostrowski, K.
Powiązania:
https://bibliotekanauki.pl/articles/124315.pdf
Data publikacji:
2015
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
Poprad river
physicochemical indices
ecological state
water pollution
Opis:
The results of five-year (2008–2012) hydrochemical research of the Poprad river, the right bank tributary to the Dunajec, were analyzed in the paper. The Poprad, 167 km long and with the catchment area of 2077.3 km2, flows for over 100 km through the territory of Slovakia, along the length of 31.1 km is a transboundary river, whereas its 31.0 km long reach is situated in Poland. Concerning its abiotic character, it is an eastern upland river of type 15. The research was conducted in three measurement-control points: 1) located in Leluchów on the Polish-Slovak border at 61.1 kilometer of the river course, 2) in Piwniczna-Zdrój – 23.9 km and 3) in Stary Sącz – 2.9 km before the Poprad outlet to the Dunajec. 21 physicochemical indices and 2 microbiological indicators were assessed in the water samples once a month using referential methods. The paper assesses changes of water quality classes and its usable values along the analyzed Poprad river reach. Moreover, statistical differences between the values of individual indices assessed in various measurement-control points were estimated by means of Mann-Whitney U nonparametric test. On the basis of the conducted analyses of the empirical data it was stated that due to the physicochemical indices, water quality along the whole length of the analyzed river reach was good (class II) – in points 1 and 3 it was determined by mean concentration of total suspended solids, whereas in point 2 COD-Mn values.
Źródło:
Journal of Ecological Engineering; 2015, 16, 1; 100-109
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Assessment of the water quality from hand dug wells and boreholes water in Rogo Local Government Kano State, Nigeria
Autorzy:
Getso, Balarabe Usman
Tijjani, Aisha
Ahmad, Mani
Mustapha, Adamu
Powiązania:
https://bibliotekanauki.pl/articles/1177450.pdf
Data publikacji:
2018
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Dissolved Oxygen
total acidity
total hardness
water pollution
water quality
Opis:
Water quality analysis was conducted using physico chemical and biological parameters on water samples collected from boreholes (B1, B2, B3 and B4) and hand dug wells (W1, W2, W3 and W4) eight wards Rogo Town, Kano Sate, Nigeria in order to determine its suitability for drinking in enriched in WHO standards for drinking water. Fourteen (14) water quality parameters, namely pH, temperature, total alkalanity, total acidicity, dissolved oxygen (DO), 5-day biochemical oxygen demand (BOD5), total coliform, odour, taste, color, clarity, total hardness calcium (Ca),and magnesium (Mg). Results obtained showed that the mean pH readings ranges from 6.2 – 6.6 and temperature of the sample ranges from 24° C – 27° C. Total alkalinity ranges from 63-80mg/l, total acidity showed a great variation between the hand dug wells and borehole samples. DO concentrations of hand dug wells were less than that of boreholes and did not meet the WHO unit (5 -14 mg/l). The BOD5 of both boreholes and hand dug wells water sample were within the WHO standard (2 – 4 mg/l) for drinking, except borehole water sample from B4 with BOD value of 1.9. The water samples from both sources were odorless, colorless, tasteless and clear for consumption.
Źródło:
World Scientific News; 2018, 103; 242-249
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Chemical pollution of environment in the cities of Central Siberia: risk for the health of the population
Chemiczne zanieczyszczenie środowiska w miastach Środkowej Syberii: zagrożenie dla zdrowia ludności
Autorzy:
Klimatskaya, Ludmila
Powiązania:
https://bibliotekanauki.pl/articles/1177599.pdf
Data publikacji:
2015
Wydawca:
Instytut Medycyny Wsi
Tematy:
Krasnoyarsk region
air pollution
carcinogenic and non-carcinogenic
food pollution
water pollution
Opis:
Introduction. This article will deal with environmental pollution in cities including the problem of risk assessment. The aim of the study is to determine carcinogenic and non-carcinogenic risks for the health of the population due to chemical contamination of air, water and food in the cities of the Krasnoyarsk region. Material and methods. The research was conducted in the Center of Hygiene and Epidemiology in the Krasnoyarsk region. 5122 samples of air, 4863 samples of water and 6915 samples of food stuff have been analyzed. Concentration of chemical substances was the base on which individual carcinogenesis risk (ICR) and population carcinogenic conventional risks (PCCR) and non carcinogenic risks [1] have been calculated. In the industrial cities chemical pollution of air, water and food stuff including carcinogenic substances creates carcinogenic and non-carcinogenic risks of morbidity of the population with the reinforcement of the complex impact, “with” which greatly exceeds the maximum acceptable risks. Results. Chemical pollution of environmental facilities in cities of the Krasnoyarsk region produce complex carcinogenic and non-carcinogenic risks which exceed maximum limit. The greatest shares in structure of complex carcinogenic risks are made in food stuff and water consumption in structure of complex non-carcinogenic risks as a result of air pollution and food stuff pollution. Conclusions. Obtained data could be used to set priorities in preventive measures to preserve health of the population in industrial cities of the Krasnoyarsk region.
Wstęp. Artykuł zajmuje się problemem zanieczyszczenia środowiska w miastach oraz problemem oceny ryzyka zdrowotnego. Celem pracy jest określenie ryzyka kancerogennego i niekancerogennego dla zdrowia populacji z powodu zanieczyszczenia powietrza, wody i żywności w miastach regionu Krasnojarskiego. Materiał i metody. Badania przeprowadzono w Centrum Higieny i Epidemiologii regionu Krasnojarskiego. Wykonano 5122 analizy powietrza, 4863 analizy wody i 6915 analiz żywności. Na podstawie stężenia substancji chemicznych obliczono indywidualne ryzyko kancerogenezy (ICR) oraz populacyjne umowne ryzyko kancerogenezy (PCCR) i ryzyko niekancerogenności. W miastach przemysłowych zanieczyszczenie chemiczne wody, powietrza i żywności, stwarza kancerogenne i niekancerogenne ryzyko zachorowalności populacyjnej, co jest potęgowane przez kompleksowy udział dodatkowych czynników i znacznie przekracza maksymalnie dopuszczalne ryzyko. Wyniki. Zanieczyszczenie chemiczne z obiektów środowiskowych w miastach krasnojarskich charakteryzuje kompleks kancerogennego i niekancerogennego ryzyka, które przekracza dopuszczalne maksimum. Największy udział w strukturze kompleksu ryzyka kancerogennego wykazuje konsumpcja żywności, natomiast udział wody pitnej wykazano w strukturze kompleksu ryzyka niekancerogennego, jako wynik skażenia powietrza i wody. Wnioski. Uzyskane dane powinny być wykorzystane celem określenia pierwszeństwa w kierunkach opracowywania działań zapobiegawczych dla zachowania zdrowia populacyjnego w przemysłowych miastach regionu Krasnojarska.
Źródło:
Medycyna Środowiskowa - Environmental Medicine; 2015, 18, 1; 12-17
1505-7054
2084-6312
Pojawia się w:
Medycyna Środowiskowa - Environmental Medicine
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Dosage and temporal dependent arsenic-induced mortality in Ceriodaphnia dubia: An effective biomarker for arsenic pollution
Autorzy:
Talapatra, S.N.
Bhattacharya, S.
Guha, G.
Dutta, S.
Chattopadhyay, D.
Mukhopadhyay, A.
Powiązania:
https://bibliotekanauki.pl/articles/11321.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
dosage
arsenic
mortality
Ceriodaphnia dubia
biomarker
metal pollution
water pollution
toxicity
water quality
water contaminant
Opis:
Arsenic (As) is a metalloid that causes severe water pollution due to its extravagant toxicity. Ceriodaphnia dubia, a freshwater crustacean, was selected as a model system to evaluate the degree of time and dosage dependent acute toxicity caused by pentavalent As [As(V)]. C. dubia were collected from a natural pond and treated with different concentrations of As(V) for 24 hours and 48 hours. For both 24 hours and 48 hours treatment periods, the mortality rates were increased significantly ( P< 0.05) with increase in As(V) concentrations. Simultaneously, it was also observed that As(V) - induced mortality in C. dubia also depended on the time of exposure to the metalloid. We propose this model as a low-cost technique towards rapid screening of water quality in relation to As contamination.
Źródło:
International Letters of Natural Sciences; 2014, 02
2300-9675
Pojawia się w:
International Letters of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The attempts to identify the sources of the emission of phenol compounds in the Upper Dunajec catchment
Próby ustalenia źródeł emisji związków fenolowych w zlewni górnego Dunajca
Autorzy:
Michałowski, M.
Powiązania:
https://bibliotekanauki.pl/articles/385847.pdf
Data publikacji:
2011
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Wydawnictwo AGH
Tematy:
Dunajec
fenole
zanieczyszczenie wody
spektrofotometria
phenols
water pollution
spectrophotometry
Opis:
Dunajec – a river in south Poland, together with the San River, is the most important right-bank tributary of the Vistula River. It flows into the Vistula River at its 160.6 km. The Upper Dunajec area starts at the spring and ends at the mouth of the Ochotnica stream (including the stream itself). The catchment of the upper Dunajec is placed in two districts: Tatrzański and Nowotarski. It is very important to keep the catchment as clean as possible due to the fact that it supplies both districts with drinkable water. The goal of my paper was to find out to what extent the upper Dunajec catchment was contaminated with phenols. All contaminants in water mostly come from chemical substances, bacteria and other microorganisms that are present in natural waters in huge amounts. These contaminants are permanent and resistant towards chemical or biochemical processes that are supposed to purify the water. Phenol and its derivatives are very toxic, ones of the most burdensome compounds for the environment. Sources of phenol compounds emission can be divided into two groups: of natural and of anthropogenic origin, i.e. resulting from human activity in industry, agriculture as well as in tourism. The most dangerous substances that cause contamination of water with phenols are wastewaters coming from plastics, paint pigments, varnish or glue factories and from pharmaceutical companies. Municipal wastewaters tend to contaminate water with phenols as well, however to smaller extent. Phenol and its derivatives are widely used in many branches of industry as well as in agriculture. In order to mark phenol concentrations, I applied the photometric method.
Dunajec, rzeka w południowej Polsce, jest obok Sanu najważniejszym prawobrzeżnym dopływem Wisły. Górny Dunajec rozciąga się od źródeł do ujścia potoku Ochotnica. Zlewnia górnego Dunajca znajduje się na terenie dwóch powiatów: tatrzańskiego oraz nowotarskiego. Bardzo ważne jest utrzymanie w jak największej czystości tej zlewni, gdyż dostarcza ona wody pitnej dla obu powiatów. Celem pracy było oznaczenie stopnia zanieczyszczenia związkami fenolowymi zlewni górnego Dunajca. Nieczystości te są trwałe i odporne na działanie procesów chemicznych czy też biochemicznych służących oczyszczeniu wód. Fenol i jego pochodne są związkami o dużej toksyczności, należą do substancji najbardziej uciążliwych dla otoczenia. Źródła emisji związków fenolowych dzielimy na dwie grupy: pochodzenia naturalnego oraz pochodzenia antropogenicznego, czyli będące wynikiem działalności człowieka w przemyśle, rolnictwie czy też turystyce. Najważniejszymi emitorami związków fenolowych do wód są ścieki z fabryk tworzyw sztucznych, barwników, farb, lakierów czy klejów oraz z zakładów farmaceutycznych. W mniejszym stopniu wprowadzane są do wód ze ściekami komunalnymi. Fenol oraz jego pochodne mają szerokie zastosowanie w bardzo wielu gałęziach przemysłu, a także w rolnictwie. Do oznaczenia stężeń fenoli wykorzystano metodę fotometryczną.
Źródło:
Geomatics and Environmental Engineering; 2011, 5, 1; 85-102
1898-1135
Pojawia się w:
Geomatics and Environmental Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of Gold Nanoparticles on the Photocatalytic Action of Titanium Dioxide in Physical-Chemical Parameters of Greywater
Autorzy:
Carbajal-Morán, Hipólito
Márquez-Camarena, Javier F.
Galván-Maldonado, Carlos A.
Powiązania:
https://bibliotekanauki.pl/articles/2025736.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
water pollution
solar UV radiation
AuNPs
programmable logic controller
Opis:
The objective of the work was to evaluate the influence of gold nanoparticles, obtained by laser ablation, on the photocatalytic action of titanium dioxide in the improvement of the physical-chemical parameters of domestic greywater, with visualization by means of a PLC. The YAG laser equipment was used for the production of spherical gold nanoparticles, whereas the Raman spectroscope allowed characterizing the different particles contained in aqueous solutions. The solar photoreactor programmable and viewable from PLC with connection to sensors allowed determining the variations of the pH, EC, DO and FCL parameters. The work consisted of a control group (greywater + titanium dioxide) and an experimental group (greywater + titanium dioxide + gold nanoparticles). The titanium dioxide doses for both groups were 0.5 mg/L and the gold nanoparticles were 0.20 ml per liter of greywater only for the control group. The experiments were carried out on sunny days with the exposure periods of 30 and 60 minutes around solar noon with an average UV index of 13.35. Once the experiments were carried out, it was determined that the pH improved by 5.30%, EC by 3.03%, DO by 29.3% and FCL by 43.71%, so that the gold nanoparticles dissolved in the aqueous solution of titanium dioxide with greywater positively influenced the improvement of the photocatalytic action of titanium dioxide in the physical-chemical parameters of greywater.
Źródło:
Journal of Ecological Engineering; 2022, 23, 1; 182-192
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Antibiotics in the Environment as one of the Barriers to Sustainable Development
Antybiotyki w środowisku jako jedna z barier dla zrównoważonego rozwoju
Autorzy:
Lach, Joanna
Stępniak, Longina
Ociepa-Kubicka, Agnieszka
Powiązania:
https://bibliotekanauki.pl/articles/371193.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Komitet Człowiek i Środowisko PAN
Tematy:
antibiotics
water pollution
drug resistance
antybiotyki
zanieczyszczenie wody
lekooporność
Opis:
The paper has analyzed the presence of antibiotics in crude (hospital, medicine production and municipal) waste water, treated waste water, surface water and drinking water across the world. The concentrations of antibiotics in medicine production waste water reached a level of up to 900 µ/dm3; in hospital waste water, up to 124 µ/dm3; and in municipal waste water, up to 64 µ/dm3. Antibiotic concentrations in treated waste water approached 260 ng/dm3. The presence of antibiotics in surface water has also been covered. The most often identified medicines were: Ciprofloxacin, Erythromycin, Norfloxacin, Sulfamethoxazole and Trimethoprim. The maximum antibiotic concentrations in surface water are as high as up to 2 µg/dm3. In the majority of cases, identified antibiotics occurred in concentrations from several to several dozen ng/dm3, and less often in several hundred ng/dm3. The presence of antibiotics in drinking water, similarly as for waste water, was identified worldwide, e.g. in China, USA, Germany, Canada, France. Very high antibiotic concentrations were noted in Guangzhou, China, which reached a level of up to 679.7 ng/dm3 (Ciprofloxacin), but also in the USA (Triclosan) – 734 ng/dm3). In the majority of instances, antibiotics are present in water in much lower concentrations. The consequence of environmental contamination with antibiotics is the drug resistance of many bacterial strains with the resultant deaths of 25 000 people in the European Union and 700 000 people across the globe. The other effects of the presence of antibiotics in the natural environment are not fully understood yet. For example, carcinogenic, teratogenic or mutagenic effects are attributed to these contaminants.
W pracy przeanalizowano obecność antybiotyków w ściekach surowych (szpitalnych, z produkcji leków, komunalnych), oczyszczonych, wodach powierzchniowych i wodzie pitnej na świecie. Stężenia antybiotyków analizowane w ściekach z produkcji leków dochodziły do 900 µ/dm3, w ściekach szpitalnych do 124 µ/dm3 i komunalnych do 64 µ/dm3. Stężenia antybiotyków w ściekach oczyszczonych dochodziły do 260 ng/dm3. Przedstawiono również obecność antybiotyków w wodach powierzchniowych. Najczęściej identyfikowanymi lekami były: ciprofloxacin, erytromycyna, norfloxacin, sulfamethoxazole i trimethoprim. Maksymalne stężenia antybiotyków w wodach powierzchniowych dochodzą nawet do 2 µg/dm3. W większości przypadkach identyfikowane antybiotyki występowały w ilości od kilku do kilkudziesięciu ng/dm3, rzadziej w ilości kilkuset ng/dm3. Obecność antybiotyków w wodzie pitnej jest identyfikowana, podobnie jak w przypadku ścieków na całym świecie np. w Chinach, USA, Niemczech, Kanadzie, Francji. Odnotowano bardzo wysokie stężenia antybiotyków Chinach w Guangzhou dochodzące do 679,7 ng/dm3 (ciprofloxacin ), ale również w USA (triclosan – 734 ng/dm3). W większości przypadków antybiotyki w wodach są w znacznie niższych stężeniach. Konsekwencją zanieczyszczenia środowiska antybiotykami jest lekooporność wielu szczepów bakterii i w konsekwencji coroczna śmierć 25 000 osób w Unii Europejskiej i około 700000 na całej kuli ziemskiej. Nie do końca poznane są inne skutki obecności antybiotyków w środowisku. Przypisuje się temu zanieczyszczeniu właściwości rakotwórcze, teratogenne lub mutagenne.
Źródło:
Problemy Ekorozwoju; 2018, 13, 1; 197-207
1895-6912
Pojawia się w:
Problemy Ekorozwoju
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Analysis of the environmental aspects of oil management in the Baltic Sea fishing fleet
Autorzy:
Kamiński, W.
Szczepanek, M.
Powiązania:
https://bibliotekanauki.pl/articles/359793.pdf
Data publikacji:
2012
Wydawca:
Akademia Morska w Szczecinie. Wydawnictwo AMSz
Tematy:
oil leaks
fishing vessel
environment
water pollution
oil management
Opis:
The paper presents an analysis of ecological aspects of oil management in the Baltic Sea fishing fleet based on studies held as part of the project Operational Programme “Sustainable Development of the Fisheries Sector and Coastal Fishing Areas 2007–2013”. There have been proposed algorithms to the preliminary estimation of oils consumption in the fishing vessel fleet, the amount of harmful substances emitted into the atmosphere, the amount of used oils reaching the boat bilges, the quantity of hydraulic used on fishing craft.
Źródło:
Zeszyty Naukowe Akademii Morskiej w Szczecinie; 2012, 31 (103); 92-92
1733-8670
2392-0378
Pojawia się w:
Zeszyty Naukowe Akademii Morskiej w Szczecinie
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Zanieczyszczenia komunikacyjne, a jakość wody w zlewniach wód ujmowanych do uzdatniania
Autorzy:
Michalski, R.
Powiązania:
https://bibliotekanauki.pl/articles/274303.pdf
Data publikacji:
2016
Wydawca:
Roble
Tematy:
zanieczyszczenia komunikacyjne
zanieczyszczenia wody
emisja spalin
traffic pollution
water pollution
exhaust emission
Źródło:
LAB Laboratoria, Aparatura, Badania; 2016, 21, 1; 6-10
1427-5619
Pojawia się w:
LAB Laboratoria, Aparatura, Badania
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Genotoxicity detection with special reference to micronucleation in the erythrocytes of fish species due to water pollution - a mini review
Autorzy:
Talapatra, S.N.
Nandy, A.
Powiązania:
https://bibliotekanauki.pl/articles/11317.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
genotoxicity
detection
micronucleation
erythrocyte
fish species
water pollution
aquatic ecosystem
Opis:
Water pollution is a matter of great concern in lentic and lotic ecosystems. Generally water pollutants like heavy metals, organic compounds, etc. generate from industries and domestic activities. All of these pose serious threat to the fish population in freshwater as well as marine water bodies. An impact caused by water pollutants especially genotoxins depend not only upon its concentration, but also on the duration (acute and chronic exposure) and showed individual and/or combination of pollutants or genotoxins. Genotoxicity of fish with special reference to micronucleus induction in the erythrocytes of fish is an easy screening of water pollution. The present review deals with past and present research works of major water pollutants discharge and their impact on several fish species from available literatures.
Źródło:
International Letters of Natural Sciences; 2014, 12, 1
2300-9675
Pojawia się w:
International Letters of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Prevalence of potentially pathogenic fungi in the bathing sites of the Sulejow Reservoir
Autorzy:
Wojcik, A
Rozga, A.
Kurnatowski, P.
Powiązania:
https://bibliotekanauki.pl/articles/841368.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Parazytologiczne
Tematy:
prevalence
water quality
aquatic fungi
Sulejow Reservoir
fungi
pathogenic potential
water pollution
Opis:
Progressive degradation of water ecosystems may contribute to the propagation of fungi pathogenic to humans and animals. The aim of this study was a quantitative evaluation and identification of species of potentially pathogenic fungi in the littoral zone of the Sulejów Reservoir used as recreation site. We studied samples of surface water and sediments collected from 6 sampling sites of the reservoir in the years 2000 and 2001. In 2000, fungi were isolated from 82.7% of samples, while in 2001 from as many as 95.4%. There were 28 species representing genera: Candida, Cryptococcus, Geotrichum, Kloeckera, Rhodotorula, Saccharomyces, and Trichosporon. The most common species were Rhodotorula glutinis and Candida guilliermondii. The density of the population of identified species depended on the season and sampling site and ranged from 80 to 328000 cells/dm³ (also uncountable growth). The waters of the Sulejów Reservoir may be a covenient place of anamorphic developmental forms, for the 15 cultured species which can also propagate in humans and other mammals.
Źródło:
Annals of Parasitology; 2003, 49, 2
0043-5163
Pojawia się w:
Annals of Parasitology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Prevalence of potentially pathogenic fungi in the bathing sites of the Sulejow Reservoir
Autorzy:
Wójcik, A.
Rózga, A.
Kurnatowski, P.
Powiązania:
https://bibliotekanauki.pl/articles/2147628.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Parazytologiczne
Tematy:
prevalence
water quality
aquatic fungi
Sulejow Reservoir
fungi
pathogenic potential
water pollution
Opis:
Progressive degradation of water ecosystems may contribute to the propagation of fungi pathogenic to humans and animals. The aim of this study was a quantitative evaluation and identification of species of potentially pathogenic fungi in the littoral zone of the Sulejów Reservoir used as recreation site. We studied samples of surface water and sediments collected from 6 sampling sites of the reservoir in the years 2000 and 2001. In 2000, fungi were isolated from 82.7% of samples, while in 2001 from as many as 95.4%. There were 28 species representing genera: Candida, Cryptococcus, Geotrichum, Kloeckera, Rhodotorula, Saccharomyces, and Trichosporon. The most common species were Rhodotorula glutinis and Candida guilliermondii. The density of the population of identified species depended on the season and sampling site and ranged from 80 to 328000 cells/dm³ (also uncountable growth). The waters of the Sulejów Reservoir may be a covenient place of anamorphic developmental forms, for the 15 cultured species which can also propagate in humans and other mammals.
Źródło:
Wiadomości Parazytologiczne; 2003, 49, 2; 173-185
0043-5163
Pojawia się w:
Wiadomości Parazytologiczne
Dostawca treści:
Biblioteka Nauki
Artykuł

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