Plant nitrogen availability in selected Virginia soils
Surface and subsoil samples were collected from agriculturally important soils of Coastal Plain, Piedmont and Ridge and Valley regions of Virginia for the purpose of determining the contribution of different soil N fractions to plant available N. Soil samples were analyzed for exchangeable and non-e...
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| Format: | Others |
| Language: | en_US |
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Virginia Polytechnic Institute and State University
2019
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| Online Access: | http://hdl.handle.net/10919/90907 |