Residual Nitrogen from NH4NO3 Fertilizer and from Alfalfa Plowed under1
- Louis C. Boawn,
- J. L. Nelson and
- Carl L. Crawford2
Residual N from NH4NO3 averaged 44% of the original application after 1 year but was insignificant after 2 years. For a 5-year period, N uptake from the alfalfa area exceeded that from virgin area by 341 pounds per acre.Please view the pdf by using the Full Text (PDF) link under 'View' to the left.
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