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Contribution of biological nitrogen fixation to cowpea: a strategy for improving grain yield in the semi-arid region of Brazil
L.M.V. Martins, G.R. Xavier, F.W. Rangel, J.R.A. Ribeiro, M.C.P. Neves, L.B. Morgado, N.G. RumjanekVolume:
38
Language:
english
Pages:
7
DOI:
10.1007/s00374-003-0668-4
Date:
October, 2003
File:
PDF, 376 KB
english, 2003