available nitrogen
The Impact of Available Nitrogen Deficiency on Long Term Changes in the Lake Kinneret Ecosystem
... of Nitrogen as a key factor which originated these fluctuations was ...to Nitrogen availability in Lake ...and Nitrogen source is mostly external which is strongly affected by climate changes and ...
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Available Nitrogen in the Surface Mineral Layer of Natural Meadows
... absorb nitrogen in both organic and inorganic forms indicate that the concentrations and relative ratios of these nitrogen forms in soil are important determinants of plant nitrogen nutrition, and ...
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Available nitrogen in the surface mineral layer of Serbian forest soils
... of nitrogen is essential for successful establishment and sustainable produc- tivity of forest ...of available forms of this element cannot be formed in the ...Potentially available N is released ...
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Changes in forms of available nitrogen and respiration in soil of beech forest as a reaction to a deforestation resulting from wind storm
... In August 2010, wind storm Antonín damaged many forest stands in the Czech Republic, also aff ecting several in the Training Forest Enterprise, Masaryk Forest Křtiny (TFE). The areas are used to establish permanent ...
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Laboratory Analyses to Estimate Plant-available Nitrogen in Land-applied Biosolids.
... Town began operating a biosolids dryer in December, 2005 to provide a cost effective and flexible biosolids reuse program. The facility takes liquid biosolids, a byproduct of the main wastewater treatment processes, from ...
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Estimation of Available Nitrogen in Soil by Direct Measurement of Capacitance
... ABSTRACT: Electrical Conductivity is a very quick, simple and inexpensive method that farmers and home gardeners can use to check the health of their soils. Whereas pH is a good indicator of the balance of ...
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Effect of Inherent Soil Nutrients on Yield and Quality of Ramie (Boehmeria nivea L.) Fibre
... to available nitrogen content from all other treatments as it contains the highest amount, which again corresponds to the highest value of organic carbon found in that ...that available ...
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Evaluation of basic properties of soil and major nutrient in soils of jhabua district of madhya pradesh
... Phosphorus is a part of every living cell in plant. It is one of the most important micronutrient essential for plant growth. Phosphorus is most often limiting nutrients remains present in plant nuclei and act as a ...
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Macronutrients and Micronutrients Relation to Soil Characteristics of Wellington Reservoir, Tamilnadu, India.
... Available nitrogen status varied from 21mg kg -1 to 140 mg kg -1 with an average value of ...Low nitrogen status in the soils could be due to low amount of organic carbon in the ...soil ...
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... content, available nitrogen, available phosphorus, total hydrocarbon content, total heterotrophic bacteria count (THBC) and total heterotrophic fungi count ...
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Availability of nitrogen and other nutrients on four fertilized range sites during the active growing season.
... The large amount of available nitrogen applied as fertilizer early in the growing season when adequate moisture is available, is a distinct advantage to most spec[r] ...
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Quantitative analysis of irrigation water productivity in the middle reaches of Heihe River Basin, Northwest China
... total nitrogen, AN: Initial available nitrogen, TP: Initial total phosphorus, AP: Initial available phosphorus, BD: bulk density, SWC: soil water content, Clay0: Soil clay content of 0-30 cm, ...
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Genetic variability for nitrogen use efficiency and yield related traits in rice under low nitrogen and Available soil nitrogen conditions.
... for nitrogen use efficiency and yield related ...low nitrogen and no nitrogen (Available soil nitrogen) ...Low nitrogen condition and available soil nitrogen ...
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Nitrogen and Phosphorus Availability Effect on Activity of Cellulolytic Microorganisms in Meadows
... of available nutrients was realized according to Mehlich (1984) and Richter et ...I. Nitrogen was supplied in the form of ammonium nitrate with limestone (LAV 27 %) at a total dose of 90 kg/ha of N, ...of ...
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Investigation on the Association of Soil Microbial Populations with Ecological and Environmental Factors in the Pearl River Estuary
... of nitrogen-fixing bacteria beneficial for nutri- tion utilization of plants [6]; Bdellovibrio are a class of bacterium-parasitic bac- teria that may cause cell lysis of various other bacteria and are believed to ...
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Physico-Chemical Characteristics of Copper Tailings and Pyrite Soils in Western Uganda: Implication for Phytoremediation
... The study area comprised of the pyrite trail in Queen Elizabeth Conservation Area (QECA) and the copper tailings dams in the vicinity of Kilembe Town area. It is located within the geographical coordinates and at ...
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Nitrous oxide emission from a range of land uses across Europe
... Soils are the most important source of atmospheric nitrous oxide (N 2 O), contributing an estimated 70% to the total globally emitted N 2 O (Bouwman, 1990). To the extent that soils are managed, especially if they ...
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Quantifying greenhouse gas emissions from Australian piggeries
... data available vary greatly — though it appears that emissions from effluent or manure systems may be much higher than losses from inorganic fertiliser systems with equivalent N ...
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Co-Composting and Characterization of Swine Waste Solids and Its Use as a Soil Amendment in a Field Study: The Effects of Duration of Composting
... soil available phosphorus levels, contrary to Adler et ...in available phosphorus during composting were attributed to both losses of labile phosphorus due to leachate losses and formation of less soluble ...
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Spatial heterogeneity of urban soils: the case of the Beijing metropolitan region, China
... At local scales, urban soil properties were compared be- tween different land uses in a number of cities, including Baltimore (Pouyat et al. 2007), Hong Kong (Jim 1998a), Hubei (Li et al. 2013), and Lanzhou (Wang et al. ...
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