Nitrogen-15 Variations in Fertilizer Nitrogen1
- H. D. Freyer and
- A. I. M. Aly2
Nitrogen-15 concentrations of some commonly used nitrogen fertilizers are measured. Ammonium-nitrogen has lower and nitrate-nitrogen has higher 15N concentrations than atmospheric nitrogen. The mean difference between both is about 4 δ 15N.Please view the pdf by using the Full Text (PDF) link under 'View' to the left.
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