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Wyszukujesz frazę "Coskan, A." wg kryterium: Autor


Wyświetlanie 1-7 z 7
Tytuł:
The effects of walnut shell and thyme stalk biochar on pepper: plant parameters
Autorzy:
Kemer, Y.
Coskan, A.
Powiązania:
https://bibliotekanauki.pl/articles/101031.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
biochar
pepper
biomass development
yield
Opis:
The aim of this study is to determine the effects of biochar that obtained from walnut shell and thyme stalk on yield and biomass development of pepper plant. Biochar obtained by self-constructed oxygen-free reactor at 400°C. According to experimental design, 2 different biochar raw materials (walnut shell and thyme stalk) at 3 different doses (0, 0.1 and 0.2% w/w) were evaluated in either with or without sulphur application (0 and 0.1% w/w). Results revealed that the all parameters tested were greatly influenced from raw material, biochar dose as well as sulphur applications. Significant differences were determined between the raw materials in which the biochar was made. According to mean values the walnut shell biochar provide 38% more shoot dry weight than thyme stalk biochar. These findings clearly indicate that although biochar almost consisted of carbon, all of the biochar are not the same, and depends on the raw material; biochar even can reduce plant growth. The effect of sulfur application was also significant, especially in the pots where biochar and sulfur were applied together. The lowest yield value was determined at control as well as 0.1% thyme stalk biochar applied pots as 34.2 and 33.4 g pot-1, respectively while the highest yield value was determined at 5 g walnut shell biochar and sulphur applied pot as 75.7 g pot-1. It has been determined that dose and efficiency studies should be performed for each raw material to determine optimal biochar source and doses.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2017, II/2; 737-746
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Adverse effects of different humic+fulvic acid levels on biological nitrogen fixation on groundnut
Autorzy:
Kirac, G.
Coskan, A.
Powiązania:
https://bibliotekanauki.pl/articles/101392.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
biological nitrogen fixation
peanut
humic+fulvic acid
HFA
Opis:
Nitrogen is one of the key components of plant production and the nitrogen requirement of the plant supplied either by mineral nitrogen applications or by biological nitrogen fixation. Although the atmosphere contain huge amount of N2, plants are not able to use that as a nitrogen source. Immediately usable forms of nitrogen are nitrate (NO3-) or ammonium (NH4+). The bonds between two nitrogen atoms are quite strong thus, reducing N2 gas to mineral nitrogen forms needs considerable high amount of energy. However, in biological life, microorganisms may convert N2 to mineral nitrogen sources in ambient temperature and pressure; therefore, biological nitrogen fixation is both environmental friendly and sustainable. Industrial nitrogen fixation and mineral fertilization leads both environmental pollution and economic impact. In this research, the effects of humic+fulvic acid (HFA) on nitrogen fixation were evaluated. For this purpose, a pot experiment in controlled environment was carried out. Peanut seeds were sawn in the hole prepared after dual application of HFA doses and rhizobium bacteria. Two times sampling was realized, one in the flowering and the other in harvest time. Results revealed that HFA application was effective on biologic nitrogen fixation; however, increasing HFA doses were adversely influenced determined parameters. Due to the soybean was cultivated as a forecrop at the field where the experimental soil is collected, nodulation was observed even at non-inoculated pots. Nevertheless, the higher values obtained from inoculated plants. Based on the results presented in the paper, HFA was positively effective on a number of parameters evaluated, yet the lower doses should be recommended.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2017, III/2; 1145-1155
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The effect of irrigation interval on temperature distribution in soil profile under solarization applications in greenhouses
Autorzy:
Oz, H.
Coskan, A.
Atilgan, A.
Powiązania:
https://bibliotekanauki.pl/articles/60596.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
irrigation interval
temperature distribution
soil profile
solarization
greenhouse
irrigation
Opis:
The aim of soil solarization is to control soil borne pathogens and weeds heating with solar energy of soil which is sufficiently wetted. Soil water content is the one of the most important factors affecting soil solarization. Humidity level is important to convey temperature from the upper layers to down layers of soil in solarized soil. For this purpose, the study was conducted in plastic greenhouse in Isparta province. Beginning of the study, all plots were irrigated to reach the field capacity, and then the all plots were irrigated in 5 days irrigation interval during the experiment periods. Temperature distribution was measured in 5, 10, 20 and 30 cm of the soil profile along the experiment periods. As a result of this study, increasing of soil temperature and effectiveness of solarization decreased with together the water content of soil in upper layers. However, the soil temperature increased with irrigation in the down layers.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2013, 1/III
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of different soil water content on biological nitrogen fixation at soybean
Autorzy:
Coskan, A.
Oz, H.
Atilgan, A.
Powiązania:
https://bibliotekanauki.pl/articles/61204.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
soil water content
biological nitrogen fixation
soybean
nitrogen source
atmosphere
root nitrogen content
Opis:
Biological nitrogen fixation (BNF) is the process that provides organic nitrogenous compounds to the plants by using molecular nitrogen in atmosphere. Higher plants are not capable to use molecular nitrogen in atmosphere as a nitrogen source to generate essential proteins. Therefore plants either should be fertilized by adequate nitrogenous fertilizers or the microorganisms which are capable to produce nitrogenase should provide nitrogen to the plants by BNF. From among a number of factors affecting BNF, soil moisture content and ambient temperatures are considerably effective on the fixation rate. Therefore the global warming would be dramatically defective on BNF, thus effects of soil moisture as well as soil and ambient temperatures on BNF should evaluate prior rising temperature. A pot experiment was carried out to determine the effects of soil water contents on BNF. Four different soil water contents (%25, %50, %75 and %100 of water holding capacity) were adjusted either every 3 days or just after plants indicate wilting point. Non-inoculated pots were added to experiment as a control. The results revealed that BNF is affected by different level of soil water content. The mechanism of this effect would not be the direct effect of water, but the side effect of water on soil oxygen content; therefore, an aeration capability.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2013, 1/III
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Management of manure from livestock housing and its environmental potential impact on water resources
Autorzy:
Atilgan, A.
Coskan, A.
Oz, H.
Powiązania:
https://bibliotekanauki.pl/articles/61664.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
manure management
manure
animal manure
environment pollution
water resource
manure production
Opis:
Nowadays the increasing number of animal enterprising depending on the needs of human population growth and nutrition need that was occurred during the production of animal breeding have revealed the manure issue. Manure from animal barn, when not stored properly, causes environmental problems including odour and visual pollution, and could create environmental pollution problems. On the other hand, random storage of manure on the land outside animal barn as a result of climate parameters such as rainfall results in leakage of manure and can cause contamination of water resources. In Turkey, animal manure obtained from animal barns is almost not utilized and is accumulated outside. Manure which is produced in animal barn to be used for agricultural purposes must be stored in the areas which prevent the spread of in the environment . Thus, the loss of minerals in the soil plant available forms are contained in manure, will be prevented. In addition, due to the nutrients and microorganisms, surface and underground water resources can be a factor in polluting and may create a risk to animal health and environmental pollution. The study has been carried out by determining the 4950 cattle breeding enterprises around the Eğirdir, Beyşehir Burdur and Salda lakes in the Lakes Region. About 50000 cattle are bred in the 4950 cattle breeding enterprises in the study area. However, of these animals 43502 are bred for commercial purposes. When the values in literature are taken into account, the daily manure amount that would be put forth has been calculated as 1500 tons. It has been concluded that animal manure which is the output of animal breeding enterprises will result in environmental pollution, water resource pollution as well as posing a threat to life in general by mixing with water resources such as underground water, lakes etc. when deposited haphazardly in stacks that are not well managed. As a result, we believe that our producers should be well informed regarding manure management prior to experiencing such problems.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2013, 1/III
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of different fertigation levels on maize yield and nutrient uptake under semi-arid mediterranean conditions
Autorzy:
Demirbas, A.
Akpinar, C.
Coskan, A.
Karakoy, T.
Powiązania:
https://bibliotekanauki.pl/articles/101047.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
fertigation
maize
second crop
yield
Opis:
The aim of the study was to evaluate the effect of four fertigation levels (25, 50, 75 and 100% of fertilizer dose, 240:100:200 kg N:P:K ha-1) and to compare with conventional practices (CP). The fertigation levels F1 25% of total fertilizer (60:25:50 kg N:P:K ha-1) treatments, F2 treatment is 50% of total fertilizer (120:50:100 kg N:P:K ha-1), F3 treatment is 75% of total fertilizer (180:75:150 kg N:P:K ha-1), F4 treatment is 100% of total fertilizer (240:100:200 kg N:P:K ha-1). The experiment was conducted during 2012 summer (from 20 June to 15 September) under the field conditions in the Menzilat soil series (Typic Xerofluvents) which is located in the East Mediterranean coastal part of Turkey. The experiment was designed as a completely randomized-block with three replications. The maize plant (Zea mays L.) was sown as second crop following with wheat cultivation. The maize yield was higher in F3 fertigation level treatment (12.47 Mg ha-1) compared to the other treatments. Lowest yield was recorded in F2 (8.45 Mg ha-1) treatment. The results shown that the half of the fertilizer application with conventional practices and the other half with fertigation are more efficient under Menzilat soil series conditions. For future, it is important to see the long term effect of fertigation on soil nutrients dynamic under the Mediterranean soil conditions.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2017, II/2; 727-736
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of biochar on growth and mineral concentrations of pepper
Autorzy:
Küçükyumuk, Z.
Erdal, İ.
Coskan, A.
Göktaş, M.
Sırça, E.
Powiązania:
https://bibliotekanauki.pl/articles/101097.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Stowarzyszenie Infrastruktura i Ekologia Terenów Wiejskich PAN
Tematy:
biochar
growth
pepper
nutrition
Opis:
Biochar can get from every biomass material and carbonization of the total mass of organisms. Determining the most suitable dose of the biochar to increase nutrient concentrations of pepper and also determine whether used with chemical fertilizers or not was the aim of the study. In this study, biochar was used either with or without chemical fertilizers. Biochar was applied as 0, 10, 20, 40 t۰ha-1 into two liter pots containing two kilogram of soil. N-P-K was applied as 100 mg۰kg-1 N, 100 mg kg-1 P and 125 mg۰kg-1 K respectively. Leaf N, P, K, Fe, Mn, Cu, and Zn concentrations, soil pH, EC and organic material and plant dry weight were determined in the study. As a result, while biochar combined with chemical fertilizers, the soil pH and organic material increased, soil EC decreased, plant N, P, K, Fe, Mn and dry weight increased. Soil P and K concentrations also increased with the applications. From the results of the study, biochar could be used with chemical fertilizers to increase yield and concentrations of nutrients of pepper.
Źródło:
Infrastruktura i Ekologia Terenów Wiejskich; 2017, II/2; 793-802
1732-5587
Pojawia się w:
Infrastruktura i Ekologia Terenów Wiejskich
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-7 z 7

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