79 research outputs found
Particulate and active soil nitrogen fractions are reduced by sheep grazing in dryland cropping systems
Simulated responses of soil organic carbon stock to tillage management scenarios in the Northwest Great Plains
© 2007 Tan et al; licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution Licens
Influence of root zone nitrogen management and a summer catch crop on cucumber yield and soil mineral nitrogen dynamics in intensive production systems
Nitrogen supply from fertilizer and legume cover crop in the transition to no-tillage for irrigated row crops
Soil Carbon and Nitrogen Fractions and Crop Yields Affected by Residue Placement and Crop Types
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