soil nitrate
Managing soil nitrate with cover crops and buffer strips in Sicilian vineyards
... of soil nitrogen in time and space with re- spect to grapevine growth requirements, while the vegetative buffer strip captures the excess nitrate and thereby reduces pollution of surface and groundwater by ...
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Monitoring Soil Nitrate Nitrogen Based on Hyperspectral Data in the Apple Orchards
... the soil nitrogen content (mainly focused on soil total nitrogen) was monitored by domestic and foreign ...monitoring soil nitrate nitrogen content is ...744 soil samples from the ...
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Soil nitrate testing supports nitrogen management in irrigated annual crops
... early in the season and when a large proportion of the crop’s N requirement is mineralized from organic material during the season. Examples are crops grown in high organic matter soils and manured or cover-cropped ...
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Soil nitrate accumulation and leaching in conventional, optimized and organic cropping systems
... Excessive nitrogen (N) and water input, which are threatening the sustainability of conventional agriculture in the North China Plain (NCP), can lead to serious leaching of nitrate-N (NO 3 – -N). This study ...
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Short term nitrous oxide emissions from pasture soil as influenced by urea level and soil nitrate
... in soil is an index of microbial biomass that is strongly correlated with biomass C (Bailey et ...in soil solution properties and were probably dominated by microbial ...
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Soil nitrate reducing processes drivers, mechanisms for spatial variation, and significance for nitrous oxide production
... in soil and wide range of resources provided, allows for the co-existence of many species with a wide range of ...and soil transport mechanisms creating a diverse patchwork of these C compounds over small ...
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The level of soil nitrate content at different management of organic fertilizers application
... Changes in mineral nitrogen in soils are influenced by many factors that can be affected by human activities to a larger or smaller extent. Besides weather and soil con- ditions and cropping system changes caused ...
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Real time monitoring of nitrate in soils as a key for optimization of agricultural productivity and prevention of groundwater pollution
... result, nitrate, which is a soluble, stable, and mobile component of fertilizers, leaches below the root zone through the unsaturated zone and even- tually pollutes the groundwater and other related water re- ...
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Effects of irrigation regimes on soil NO3--N, electrical conductivity and crop yield in plastic greenhouse
... controlling soil salinization for the protected cultivation in eastern ...the soil nitrate nitrogen, salinity and moisture, also evaluate the effects on tomato growth, fruit yield and irrigation ...
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Graze to grain - measuring and modelling the effects of grazed pasture leys on soil nitrogen and sorghum yield on a Vertosol soil in the Australian subtropics
... in soil nitrogen and the production of subsequent ...in soil nitrate N ...the soil N and water dynamics following 2-year ley phases could be closely represented over 4 years and the prediction ...
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Effect of irrigation management on nitrate movement under a lettuce crop
... A total of 93 kg/ha of nitrogen was applied through fertiliser applications during the trial. A further 21 kg/ha of nitrogen was applied due to the concentration of nitrogen (30 mg/L) present in the bore water supply, ...
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Losses of soluble forms of organic carbon in relation to different agro technical treatment of meadows
... In the years 1981–2003 the experimental meadow was used productively. Two levels of nitrogen fertili- zation were applied: 120 and 240 kg N/ha in form of ammonium nitrate (AN) or calcium nitrate (CN). In ...
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Determination of ammonia and nitrate in soil
... determination of nitrate using the modified units differed from that finally adopted for the determi- nation of ammonia only in that 1 ml. of titanous sulphate solution was added to the [r] ...
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Effect of Soil Microbes on Nitrate, Phosphate and Total Hydrocarbon Content of Various Concentrations of Oilfield Wastewater
... uncontaminated soil samples. The oilfield wastewater added to the soil sample could be referred to as biostimulation since the reduction of the nutrients suggests microbial ...contaminated soil ...
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EFFECT OF PALM OIL MILL EFFLUENT (POME) DUMPING ON SOIL PHYSICOCHEMICAL PARAMETERS AND SELECTED PLANT NUTRIENTS IN UTURU ABIA STATE NIGERIA
... POME soil samples had significantly high ...control soil samples. POME soil aluminium ion over non-POME samples correlated with the acid pH obtained for the POME infiltrated soil ...the ...
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Does fertilization practices increase residual nitrate nitrogen in soil irrigated with treated wastewater? An experimental trial on maize
... for the rest of the treatments. This difference is dependent on the treatment and is related to the amount of available nitrogen in the soil with treated wastewater irrigation. Comparing the value of 10α we note ...
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Management of influence of using of fertilizers on soil quality: The case of nitrate pollutants
... of soil and water contributes to the reduction of economic income, and also has an impact on economic development and man- agement organizations and ...of nitrate fertilizers we made research through ...
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Ammonium nitrate enriched with sulfur influences wheat yield and soil properties
... deteriorate soil properties, particularly by increasing its ...ammonium nitrate enriched with ammonium sulfate on quantity and quality of yield of winter wheat grain, as well as on selected soil ...
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Assessment of Seasonal Variations in Chemical Fertilizer Residues and Soil Characteristics of Agricultural Soil Samples of T.Narasipura Taluk, Mysore District.
... agricultural soil samples, calcium and magnesium were found to be from ...agricultural soil samples, the calcium and magnesium concentrations were found to be very ...soils, nitrate ions were formed ...
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Ammonia oxidising microbial communities and relationships with nitrous oxide emissions as affected by different land uses
... The extracted DNA was diluted 10 times with deionised water by using a CAS-1200 Robotic liquid handling system (Corbett Life Science, Australia). Ammonia monooxygenase (amoA) gene abundance was quantified using primers ...
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