The effect of cultivation on the availability of soil nitrogen in some Manitoba soils
Samples were taken from virgin and cultivated sites in each of three soil associations in the Black earth zone to study the effect of cultivation on available soil nitrogen. The investigations have shown that cultivation affected the organic matter, nitrogen content and nitrogen distribution in one...
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| Language: | en_US |
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2011
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| Online Access: | http://hdl.handle.net/1993/4616 |