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Ontogenic variation in nitrogen fixation and accumulation of nitrogen in mungbean, blackgram, cowpea, and groundnut
R. Senaratne, D. S. RatnasingheVolume:
16
Language:
english
Pages:
6
DOI:
10.1007/bf00369413
Date:
July, 1993
File:
PDF, 731 KB
english, 1993