soil carbon and nitrogen
Tillage, Crop Residue and Inorganic Nitrogen Effects on Crop Yields, Soil Carbon and Nitrogen in Kirimari Ward in Embu County, Kenya
... improving soil fertility, enhancing crop yields and reducing food ...enhance soil structural development and nutrient management hence mitigating against soil impoverishment through nitrogen ...
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Sub-Soil Carbon and Nitrogen Sequestration: Soil Profile Measurement Approach
... Global soil nitrogen (N) and carbon (C) sequestration has been estimated since the ...global soil carbon and nitrogen used a carbon/nitrogen (C/N) ratio conversion ...
12
Impacts of land use change in soil carbon and nitrogen in a Mediterranean agricultural area (Southern Spain)
... the soil C : N ratio in depth (AC2), which may be attributed to high C : N soluble organic compounds leaching into deeper layers (Diekow et ...increased soil clay content with depth (Table ...higher ...
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Soil Carbon and Nitrogen Stocks and Fractions for Improving Soil Quality and Mitigating Climate Change
... estimate carbon mitigation potential of land use sectors nationally and globally (Ravindranath and Ostwald; ...with soil and climate ...enhancing carbon sequestration (Luo et ...the soil C ...
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Soil Microbial Responses to Climate Change Factors: Impacts on Soil Carbon and Nitrogen Dynamics
... taking soil samples from the same location, the sampling area was divided into 448 small subplots (10 × 10 ...cm). Soil sampling locations were determined using a random number generator and each subplot ...
179
Soil carbon and nitrogen erosion in forested catchments: implications for erosion-induced terrestrial carbon sequestration
... Dahlgren, R., Boettinger, J., Huntington, G., and Amundson, R.: Soil development along an elevational transect in the western Sierra Nevada, California, Geoderma, 78, 207-236, 1997. Eagan, S. M., Hunsaker, C. T., ...
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Divergent responses of soil carbon and nitrogen pools to short-term nitrogen addition between two plantations in Northeast China
... deposition. Soil organic carbon (SOC), soil total N (STN) and their active components (readily oxidizable C, ROC; dissolved organic C, DOC; microbial biomass C, MBC, dissolved organic N, DON; ...
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Effect of organic treatments on soil carbon and nitrogen dynamics in vineyard
... the soil in May-June 2016 and 2017; iii) dry mulching (DM) by legumes, mown and left on the soil surface in May-June 2016 and 2017; iv) tillage with no fertilization, used as control treatment ...
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Effects of tillage practices and rate of nitrogen fertilization on crop yield and soil carbon and nitrogen
... hydrological soil conditions (Mazzoncini et ...the soil that reduced N fertilizer losses and enhanced mineral N immobilization in the surface soil layers (Grageda- Cabrera et ...
5
Impact of two centuries of intensive agriculture on soil carbon, nitrogen and phosphorus cycling in the UK
... a soil with little SOC is planted to permanent grass and it may 676 decrease under arable crops Simulated N losses were comparable to losses/surpluses reported in 677 the ...
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Impact of two centuries of intensive agriculture on soil carbon, nitrogen and phosphorus cycling in the UK
... and soil erosion increases through different time periods under both arable (15 – 52 kg N ha −1 ) and grass (18 – 36 kg N ha −1 ...combinations soil drainage and N fertilizer application shows 10 and 14 kg ...
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Status of soil organic carbon and nitrogen stocks in Koga Watershed Area, Northwest Ethiopia
... increase soil nitrogen, which plays an important role in crop ...that soil organic carbon on plot levels was higher in irrigated than rainfed farming ...in soil carbon on a plot ...
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Effects of perennial (‘Russell’) lupins on soil nitrogen and carbon in acid high-country soils
... total soil C (%) than the pasture sites, which is a new ...decreasing soil organic C in long-term pasture land (Schipper et ...increased soil C content from growing a legume based sward (Conant et ...
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Altitudinal gradients of natural abundance of stable isotopes of nitrogen and carbon in the needles and soil of a pine forest in Nepal
... surface soil (G ARTEN ...of soil at lower altitudes compared with higher altitudes and it is supported by the presence of higher nutrients at lower altitudes in our ...
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Soil Nitrogen: research and extension
... organic nitrogen (DON) might be a good indicator for the amount of nitrogen that will mineralize during the growing season (Groot et ...management, soil texture and environmental conditions are still ...
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Soil organic carbon and nitrogen characteristics in differently used grasslands at sites with drainage and without drainage
... The soil type of sites 1 and 2 is gleyic Fluvisol, locally modal Gleysol, the soil texture is sandy- loam or ...The soil type of site 3 is modal Gleysol, locally gleyic Fluvisol; the soil ...
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The extent of soil organic carbon and total nitrogen in forest fragments of the central highlands of Ethiopia
... reduce soil organic carbon, total ni- trogen, and soil pH (Demessie et ...of soil phys- ical ...regime, soil layers, and locations due to climatic, edaphic, biological, land management ...
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Polyacrylamide as an organic nitrogen source for soil microorganisms with potential effects on inorganic soil nitrogen in agricultural soil
... Taken together, the successful growth of enrich- ment cultures with PAM as sole N source and the detection of PAM-specific amidase activity in these cultures indicate that indigenous soi[r] ...
8
Distribution of carbon and nitrogen and ecological stoichiometry of the plant-litter-soil continuum in an evergreen broad-leaved forest
... these proteins need energy to self-repair [21]. The N content and its ratio in plants are strong indicators of the internal stability of the elements in plants. The contents of C and N in leaves and fine roots of six ...
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Brackish water irrigation on the characteristics of carbon, nitrogen and phosphorus nutrients in the soil nearby crop roots
... the soil properties and root distribution of the jujube tree root area, brackish water drip irrigation quota, irrigation water salinity and fertilization measures of root zone (Shila et ...
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