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Wyświetlanie 1-11 z 11
Tytuł:
Groundwater chemistry and hydrogeochemical processes in a soil catena of the Poznan Lakeland, central Poland
Autorzy:
Kozłowski, M.
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/963934.pdf
Data publikacji:
2017
Wydawca:
Uniwersytet Warmińsko-Mazurski w Olsztynie / Polskie Towarzystwo Magnezologiczne im. Prof. Juliana Aleksandrowicza
Opis:
An attempt has been made to identify the chemical processes that control the hydrochemistry of groundwater in the catena of Retisols/Luvisols and Gleysols/Phaeozems within the Opalenica Plain, central Poland. Groundwater samples were collected from 6 representative piezometers. The quantity of dissolved components in groundwater was connected with the location of piezometers in the relief studied and the properties of the soil’s parent materials. The groundwater of soil located higher in the soil catena was characterised by smaller concentrations of the components when compared with the composition of water from the lowest sites on the slope. The dominant hydrochemical facies are Ca,Mg–HCO3,SO4, Ca,Mg-mixed or Ca,Mg–HCO3 types in the groundwater from the higher part of the slope and Mg–HCO3,SO4 and Mg–HCO3 types in the water from the lower part of the catena. The chemistry of groundwater is the product of the weathering of carbonate minerals and silicate. The Ca2+/alkalinity molar ratio in the groundwater samples from piezometers located higher in the soil catena indicate that the weathering of both calcite and dolomite can occur there, while only dolomite weathering takes place in the groundwater of the catena pediment. The Ca2+/Mg2+ molar ratio in the water samples from the footslope shows an excess of magnesium over calcium, which could be a result of water interacting with Mg-rich silicate minerals, as an additional process to dissolution of dolomite. Furthermore, data for a few water samples from the footslope cover the evaporation zone of the Gibbs plot. This suggests that while contamination could affect the amount of dissolved components, evaporation can modify the groundwater chemistry of footslope. Cluster analysis grouped groundwater samples into two groups with similar characteristics, indicating the influence of the location of a piezometer in the soil catena on the groundwater chemistry.
Źródło:
Journal of Elementology; 2017, 22, 2
1644-2296
Pojawia się w:
Journal of Elementology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Groundwater chemistry and hydrogeochemical processes in a soil catena of the Poznan Lakeland, central Poland
Autorzy:
Kozłowski, M.
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/1190208.pdf
Data publikacji:
2017
Wydawca:
Uniwersytet Warmińsko-Mazurski w Olsztynie / Polskie Towarzystwo Magnezologiczne im. Prof. Juliana Aleksandrowicza
Tematy:
groundwater chemistry
soil catena
Retisols/Luvisols
Gleysols/Phaeozems
Opis:
An attempt has been made to identify the chemical processes that control the hydrochemistry of groundwater in the catena of Retisols/Luvisols and Gleysols/Phaeozems within the Opalenica Plain, central Poland. Groundwater samples were collected from 6 representative piezometers. The quantity of dissolved components in groundwater was connected with the location of piezometers in the relief studied and the properties of the soil’s parent materials. The groundwater of soil located higher in the soil catena was characterised by smaller concentrations of the components when compared with the composition of water from the lowest sites on the slope. The dominant hydrochemical facies are Ca,Mg–HCO3,SO4, Ca,Mg-mixed or Ca,Mg–HCO3 types in the groundwater from the higher part of the slope and Mg–HCO3,SO4 and Mg–HCO3 types in the water from the lower part of the catena. The chemistry of groundwater is the product of the weathering of carbonate minerals and silicate. The Ca2+/alkalinity molar ratio in the groundwater samples from piezometers located higher in the soil catena indicate that the weathering of both calcite and dolomite can occur there, while only dolomite weathering takes place in the groundwater of the catena pediment. The Ca2+/Mg2+ molar ratio in the water samples from the footslope shows an excess of magnesium over calcium, which could be a result of water interacting with Mg-rich silicate minerals, as an additional process to dissolution of dolomite. Furthermore, data for a few water samples from the footslope cover the evaporation zone of the Gibbs plot. This suggests that while contamination could affect the amount of dissolved components, evaporation can modify the groundwater chemistry of footslope. Cluster analysis grouped groundwater samples into two groups with similar characteristics, indicating the influence of the location of a piezometer in the soil catena on the groundwater chemistry.
Źródło:
Journal of Elementology; 2017, 22, 2; 681-695
1644-2296
Pojawia się w:
Journal of Elementology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Identification of the Hydrogeochemical Processes in Groundwater of Gleysols and Retisols Toposequence of the Opalenica Plain
Autorzy:
Kozłowski, M.
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/952475.pdf
Data publikacji:
2016
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
groundwater chemistry
toposequence
Gleysols
Retisols
Opis:
Hydrogeochemical investigation was carried out in the toposequence of Gleysols and Retisols within the Opalenica Plain. Groundwater samples from the study area were collected every two or four weeks from 2002 to 2006 in pre-cleaned 1-L polyethylene bottle from 2 representative wells. The results of research indicated that the quantity of dissolved components in groundwater was connected with wells location in the relief and the properties of soil parent materials. The groundwater of soil located higher in the slope (Retisols) was characterized by smaller concentrations of the analysed components, when compared with the composition of groundwater from lower sites of the slope (Gleysols). The groundwater chemistry is mainly controlled by weathering of carbonate minerals as well as silicate weathering. Moreover, the research results indicate that evaporation process can influence the chemical composition of groundwater in the lower part of the slope.
Źródło:
Journal of Ecological Engineering; 2016, 17, 2; 113-120
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Soil Sequences Along a Slope of the Opalenica Plain
Autorzy:
Kozłowski, M.
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/123339.pdf
Data publikacji:
2016
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
Luvisols
Retisols
toposequence
spatial variability
Opis:
The paper presents the results of a study on differentiation of the morphological structure of soil and selected physical and chemical properties of soils in toposequence of the Opalenica Plain. The study was conducted in a 1200 m long transect running through a typical soil toposequence for the Polish Lowland, and therefore the results presented in this study can be extrapolated to similar geomorphological conditions of the area. On the basis of pedological cross-section, the following soil units were distinguished: PWspgl – Albic Luvisols (Arenic) with glossic properties, PAt – Albic Glossic Retisols (Loamic), PAsp – Albic Glossic Retisols (Aric, Arenic), PAspgg – Albic Glossic Retisols (Aric, Arenic, Oxyaquic), PWsggl – Albic Luvisols (Aric, Arenic, Stagnic) with glossic properties, PWgggl – Albic Luvisols (Aric, Loamic, Stagnic) with glossic properties, CZgg – Mollic Reductigleyic Eutric Gleysols (Aric, Loamic), CFt – Fluvic Phaeozems (Aric, Arenic). Each of these units has its own specific position in toposequence but the occurrence of Fluvic Phaeozems (Aric, Arenic) are associated with geogenetic processes of Mogilnica river. In this work, using a multiple regression analysis a statistically significant relationships between the position of the soils in relief and the terrain slopes and the organic carbon content in Ap horizon, the cation exchangeable capacity, the sum of exchangeable bases and the pH were obtained. Systematic variability of most soil properties of Ap horizon have shown two distances of spatial variation. The first concerns the systematic changes in shorter distance (from 132 to 344 m) and can be associated with differences in soil properties between separate soil units. The second distance of spatial correlation ranges from 431 m to 792 m, which testify to the fact that quantitative changes in the properties of soils are realized gradually and distinctly, together with the differentiation of the slope, over several separate cartographic units.
Źródło:
Journal of Ecological Engineering; 2016, 17, 1; 69-76
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Przestrzenna ocena zawartosci i zasobow materii organicznej w glebach w nawiazaniu do krajobrazow glebowych Wielkopolski
Autorzy:
Marcinek, J
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/806407.pdf
Data publikacji:
1993
Wydawca:
Szkoła Główna Gospodarstwa Wiejskiego w Warszawie. Wydawnictwo Szkoły Głównej Gospodarstwa Wiejskiego w Warszawie
Tematy:
Wielkopolska
materia organiczna
gleby
gleboznawstwo
rozmieszczenie przestrzenne
Opis:
W pracy przedstawiono wyniki badań nad przestrzenną oceną zawartości i zasobów materii organicznej w nawiązaniu do krajobrazów glebowych Wielkopolski. Badania przeprowadzono na terenie falistej moreny dennej Równiny Kościańskiej. Do oceny przestrzennego zróżnicowania zawartości i zasobów materii organicznej zastosowano metody geostatystyczne. Wyniki badań wykazały, że zarówno miąższość poziomu akumulacyjno-próchnicznego (A), zawartość w nim materii organicznej oraz całkowite jej zasoby wykazują wyraźny związek z katenalnym układem pokryw glebowych. Należy podkreślić, że zawartość jak i zasoby materii organicznej w badanych glebach kształtują się na niskim poziomie i średnia jej zawartość w eluwialnych glebach płowych nie przekracza 1.5% a w semihydrogenicznych czarnych ziemiach 2.6%. Na podkreślenie zasługuje fakt, że intensywna uprawa rolnicza w Wielkopolsce prowadzi do powiększenia zasobów materii organicznej na skutek rozwoju poziomu agric.
A study of quantitative spatial evaluation of organic matter content and its accumulation in Wielkopolska soils has been described in this paper. The experiment area was located on a gently undulating ground moraine of the Kościan Plain. The spatial variability of soil organic matter was characterized using standard geostatistical technics. The results indicate that the thickness of humose horizon and organic matter content as well as total organic matter accumulation in soils are spatialv distributed in accordance with drainage soil catenas. Average organic matter content in Alfisols, covered a top of eluvial plains is below 1.5% and in Aquolls occupied local depresion is below 2.6%.
Źródło:
Zeszyty Problemowe Postępów Nauk Rolniczych; 1993, 411; 113-122
0084-5477
Pojawia się w:
Zeszyty Problemowe Postępów Nauk Rolniczych
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Regeneration of the European silver fir (Abies alba Mill.) in the Sudety Mountains on soils with different physico-chemical properties
Autorzy:
Filipiak, M
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/41722.pdf
Data publikacji:
2005
Wydawca:
Polska Akademia Nauk. Instytut Dendrologii PAN
Tematy:
European silver fir
Abies alba
regeneration
Sudetes Mountains
silviculture
soil property
chemical property
soil pollution
industrial pollution
Opis:
The purpose of this study was to determine the basic physico-chemical properties of soil in silver fir stands with different stage of natural regeneration. The investigations were carried out in south-west part of Poland – in the Sudety Mountains. From 854 silver fir stands, 40 testing sites, varying in terms of habitat conditions and degree of natural regeneration, were selected. Soil samples were collected from litter (organic horizon – O) with a thickness of 7–15 cm and from mineral A horizon lying up to 20 cm below the organic horizon and were then analysed for pH, EC, C org., total N, exchangeable cations (Ca, Mg, K, Na, H and Al), soluble Mn, Fe, Zn and Pb as well as particle size distribution (samples from A horizon). The analysed soil samples are characterized by very high acidity and low content of bases. According to the performed statistical tests, none of the factors analysed within the samples tested has a significant impact on the natural regeneration of silver fir. The only dependence between potassium content in soil and the regeneration of silver fir in the Sudety Mountains is close to statistically significance.
Źródło:
Dendrobiology; 2005, 53; 17-25
1641-1307
Pojawia się w:
Dendrobiology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Czasowa zmienność zawartości wybranych składników rozpuszczonych w wodach gruntowych układu katenalnego na Pojezierzu Poznańskim
Temporal Variability of Selected Dissolved Components Content in Groundwater of the Catena System of Poznań Lakeland
Autorzy:
Kozłowski, M.
Komisarek, J.
Powiązania:
https://bibliotekanauki.pl/articles/1819044.pdf
Data publikacji:
2013
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
składniki rozpuszczone
układ katenalny
Pojezierze Poznańskie
chemistry
quality
area
Opis:
This paper presents results of temporal variability of groundwater chemical composition in catena of arable Albeluvisols and Gleysols/Chernozem. The purpose of this study was to assess temporal variability of dissolved components in groundwater with particular reference to soil toposequence. The researches were carried out in the cultivated catchment area of the Przybroda Experimental Station located in the north-central part of the Poznań Lakeland (west part of Poland) within the Szamotuly Plain. Every two or four weeks from 2004 to 2006 the groundwater samples from six stationary points (wells) were collected. In groundwater samples the Ca2+, Mg2+, K+, Na+, HCO3-, SO2-4, PO43-, pH and EC were determined. Temporal variability of dissolved components in groundwater of catena was determined using the geostatistical analysis in which the semivariance is the basic function. Relations between values of semivariance and time correlation ranges were determined using the Variovin and the Surfer programmes. The purpose of this study was to evaluate the temporal variability of concentrations of the selected components dissolved in groundwater using geostatistical methods. The results of the researches indicate, that the quantity of dissolved components in groundwater was connected with a soil location in a relief and properties of soil parent materials. The groundwater of soil located higher in a catena ware characterized by smaller concentrations of the analyzed components, compared with water of lowest elements of the slope. The results show that temporal changes in the content of the analyzed components were characterized by large values of systematic variability and small values of random variability (nugget effect). Low nugget effects indicate that the temporal changes in concentration of the analyzed components were temporary correlated. Systematic variability was characterized by two temporary structures. The first concerns the systematic changes in shorter periods of time, which could be the result of groundwater inflow of compounds dissolved in percolating water and lateral inflow and outflow. The second was characterized by changes for longer periods, which can be related to the dynamic balance established between the weathering processes and translocation of weathering products, as well as their solubility and precipitation. Depending on a relief, the systematic variability has shown shorter temporal range for concentrations of analyzed dissolved components in groundwater (in both the first and in the second structure of semivariograms). This relationship should be associated with a shorter duration of migration of rainwater to groundwater table by decreasing the thickness of the unsaturated zone with decreasing soil position on the slope. Values of the time correlation range obtained in this study indicate that on the one hand it is possible to monitor the concentrations of the components dissolved in the groundwater in longer time intervals but on the other hand the temporal intervals depend on well location in a catena.
Źródło:
Rocznik Ochrona Środowiska; 2013, Tom 15, cz. 2; 1965-1981
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of heavy metals on the activity of dehydrogenases, phosphatases and urease in naturally and artificially contaminated soils
Autorzy:
Wiatrowska, K.
Komisarek, J.
Dluzewski, P.
Powiązania:
https://bibliotekanauki.pl/articles/958239.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Warmińsko-Mazurski w Olsztynie / Polskie Towarzystwo Magnezologiczne im. Prof. Juliana Aleksandrowicza
Tematy:
heavy metal
dehydrogenase activity
phosphatase activity
urease activity
naturally contaminated soil
artificially contaminated soil
soil contamination
enzyme activity
trace element
bioavailable form
Opis:
Most of the processes occurring in soil are catalysed by enzymes. As a result of their sensitivity towards heavy metals, enzymes in contaminated soils are usually less active. The purpose of this paper was to assess the influence of bioavailable forms of Cd, Cu, Pb and Zn on the activity of dehydrogenases, urease, acid and alkaline phosphatase, and to compare the results obtained from naturally and artificially contaminated soils. A pot experiment was carried out on two loamy sand soils, naturally and artificially contaminated with Cd, Cu, Pb and Zn. The total content of heavy metals classified these soils as very heavily contaminated with Cu, heavily contaminated with Pb and contaminated with Cd and Zn, all according to the IUNG system (1995). One of the following organic materials: swine manure or triticale straw, was added to the soil batches. The experiment was carried out in three replications, in two pH ranges: slightly acid and acid. Soil samples for analyses were taken after 14, 28, 165 and 450 days of incubation. The results of the experiment showed that the activity of soil enzymes depended on the content of bioavailable heavy metals; the total concentration of trace elements and H+ were less important. However, considerable differences were found in enzyme activity between naturally and artificially contaminated soils. This indicates that results obtained from other research conducted on freshly contaminated soils cannot be easily transferred to field conditions. The analysed enzymes responded differently to the concentration of bioavailable forms of heavy metals. Alkaline phosphatase was the least tolerant to bioavailable forms of heavy metals, unlike urease, which was the most tolerant soil enzyme. A similar pattern of sensitivity toward trace elements, which could be ordered as Zn > Cd > Cu > Pb, was noticed for dehydrogenases, acid and alkaline phosphatases. Urease was found to be more tolerant to Zn.
Źródło:
Journal of Elementology; 2015, 20, 3
1644-2296
Pojawia się w:
Journal of Elementology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Natural regeneration of the European silver fir in the Sudety Mountains on soils with different particle size distribution
Autorzy:
Filipiak, M
Komisarek, J.
Nowinski, M.
Powiązania:
https://bibliotekanauki.pl/articles/41749.pdf
Data publikacji:
2003
Wydawca:
Polska Akademia Nauk. Instytut Dendrologii PAN
Tematy:
European silver fir
locality
natural regeneration
silver fir
restitution
soil habitat
Sudetes Mountains
fir
Opis:
In the 40 fir localities in the Sudety Mountains, varying in site conditions and the degree of natural regeneration development were taken soil samples from the mineral horizon and were subjected to particle size distribution analysis. The best regeneration of fir stands has been reported on medium-textured soils, containing a few percents of the clay fraction and from 50to 60% of sand.The poorest regeneration was reported on silty soils, located in the lower parts of slopes. In comparision with the Carpathians, spectrum of conditions in which firs grow in the Sudety Mountains is clearly shifted from coarse-textured soils to medium-textured soils.
Źródło:
Dendrobiology; 2003, 50
1641-1307
Pojawia się w:
Dendrobiology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Specjacja wybranych składników rozpuszczonych w wodach gruntowych układu katenalnego na Pojezierzu Poznańskim
Chemical speciation of selected dissolved components of groundwater in the catena of the Poznań Lakeland
Autorzy:
Kozłowski, M.
Komisarek, J
Wiatrowska, K
Powiązania:
https://bibliotekanauki.pl/articles/1819329.pdf
Data publikacji:
2012
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
wody gruntowe
Pojezierze Poznańskie
specjacja
Opis:
The purpose of this research was to assess speciations of dissolved components of groundwater in a typical for the Poznan Lakeland catena of arable Albeluvisols and Chernozem. The researches were carried out in the cultivated catchment area of the Przybroda Experimental Station located in the north-central part of the Poznan Lakeland (west part of Poland) within the Szamotuly Plain. Every two or four weeks from 04.2005 to 03.2006 the groundwater samples, from six stationary points (wells) were collected. In groundwater samples the concentration of fallowing ions Ca2+, Mg2+, K+, Na+, HCO3-, CO32-, SO2-4, PO43-, and pH, EC were determined. Taking into consideration that dissolved components in groundwater can occur in many chemical forms, the computer programs Visual Mineq was used to assess their speciations. The observed values of groundwater pH were ranged from 6.3 to 8.3, therefore the simulations of speciation at 7.0, and 8.0 pH were done. The results of the researches indicate, that the quantity of dissolved components in groundwater was connected both with soil location in the relief and properties of soil parent materials. The groundwater of soil located higher in a catena were characterized by lower concentrations of the analyzed components, compared with water of lowest elements of the slope. It would seem that the chemistry of groundwater in P4 well should be characterized by concentrations of the analyzed components similar to those observed in P5 and P6 soils. However, studies show that the quantities of these components in groundwater of P4 well were similar to P1-P3. It could be related to water inflow from the higher parts of catena which are neutralized and less aggressive to components contained in the soil. Result obtained from simulation showed that calcium at pH 7.0 occurs mainly as a free ion (Ca2+), whose share ranged from 85% (P5) to 90% (P3). The second form of calcium was a aqua complex CaSO4(aq) (7-13%), and third-CaHCO3- (1-3%). The content of FCa2+, CaSO4(aq) and CaHCO3- significantly decreases when pH increases to the value 8. From geochemical point of view at a thermodynamic equilibrium state there were conditions suitable for precipitation of calcium in the form of calcite and dolomite. In groundwater of the Albeluvisols calcite is precipitated mainly calcite while in Chernozem dolomite. Magnesium also accrued mainly as a free ion Mg2+ (87-92%), aqua complex MgSO4(aq) and MgHCO3- at pH 7. The increase to pH 8caused the precipitation of magnesium in the form of dolomite. In Albeluvisols (P1-P3) groundwater, this form do not exceed 30% of the total amount of magnesium speciation, whereas in the groundwater of Chernozem (P4-P6) the participation of CaMg(CO3)2was much higher. Potassium and sodium, these two metals occurred mainly as a free ion at 7 and 8 pH. At pH 7.0 in the analyzed groundwater from carbonate speciations bicarbonate (HCO3-) occurred most frequently (75%). Aqua complex H2CO3(aq) was a second speciation of carbonates (from 21% to 22%). CaHCO3- and MgHCO3- accounted for about 1% of all carbonate speciations, but in the groundwater of Chernozem the participation of MgHCO3- was greater than CaHCO3-, while in the groundwater of Albeluvisols vice versa. Significant changes in speciations of carbonates occurred when the pH increased to value 8. At this pH, content of HCO3- decreased to about 60% in groundwater of Albeluvisols while in Chernozem to 67%. The share of H2CO3(aq) also decreased to 2%. This decrease of HCO3- and H3CO3 (aq) in the analyzed groundwater was due to the precipitation of calcite and dolomite. In the P1-P4 wells carbonates could be precipitated both in form of calcite and dolomite (predominantly calcite), while in the groundwater of the P5 and P6 wells in the form of dolomite. In the analyzed groundwater a free ion of SO42- was a dominant speciation of sulphates, whose participation increased from 75-80% (pH 7) to 83-91% (pH 8.0) with increasing pH. Other important forms of sulphates MgSO4 (aq) and CaSO4 (aq) but in the P1-P4 were more CaSO4(aq) then CaSO4(aq), while in groundwater of the P5 and P6 vice versa. At 7.0 pH among phosphate spetiations H2PO4- ion dominated (38-43%), followed by HPO42-(from 34% to 36%). Also, a large percentage of MgHPO4 (aq) and CaHPO4(aq) were observed. In groundwater of P1-P4 wells CaHPO4 (aq) dominated over MgHPO4(aq), when in P5 and P6 reverse. The increase of pH to value 8 resulted in the dominance of HPO42- ion. Result from simulation test showed that analysed elements occur mainly as a free ions and aqua-complexes at 7.0 pH. At a higher pH, from thermodynamic point of view, conditions for precipitation of calcium and calcium-magnesium carbonates occurred. Furthermore, quantity of dissolved elements in groundwater and their speciations are connected with soil (well) location in the catena and properties of soil parent material.
Źródło:
Rocznik Ochrona Środowiska; 2012, Tom 14; 607-622
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation of the soil quality in the vicinity of Inowrocław soda plants
Autorzy:
Wiatrowska, K. M.
Komisarek, J.
Marcinek, J.
Kozłowski, M.
Powiązania:
https://bibliotekanauki.pl/articles/204779.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
heavy metals
soil salinity
dehydrogenases activity
soil quality activity
Opis:
The aims of this study were to assess the quality of soils affected by strongly saline waste products and to analyze the spatial distribution pattern of soil properties influenced by a soda plant. Soil samples were analyzed for electrical conductivity (EC), sodium adsorption ratio (SAR), pH, trace element content and dehydrogenases activity. The research was conducted in the vicinity of the waste ponds of the Ciech Soda Poland S.A. company (Central Poland), where 35 groundwaters, 63 surface (0–20 cm) and 60 subsurface (80–100 cm) samples were collected. Although the waste ponds are currently not used for regular disposal of waste products, a high level of salinity of groundwater and soil, especially in the subsurface layer, is still being observed. The electrical conductivity of soil saturation extract (ECse) values varied between 0.9–15.4 and 1.0–87.2 dS·m-1 for surface and subsurface layer, respectively. Analysis of the spatial distribution of soil salinity reveals a correlation with microrelief and groundwater levels. Maps of the spatial distribution of heavy metals showed that their content in the subsurface layer was a result of chemical migration from the waste ponds, and in the surface layer by other sources (atmospheric deposition). The soil salinity did not influence dehydrogenases activity.
Źródło:
Archives of Environmental Protection; 2018, 44, 3; 58-67
2083-4772
2083-4810
Pojawia się w:
Archives of Environmental Protection
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-11 z 11

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