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Prediction of long-term fertilizer nitrogen requirements of maize in the tropics using a nitrogen balance model
D. L. Osmond, D. J. Lathwell, S. J. RihaVolume:
143
Language:
english
Pages:
10
DOI:
10.1007/bf00009129
Date:
June, 1992
File:
PDF, 695 KB
english, 1992