Inorganic N x Bradyrhizobium strain interaction on cowpea (Vigna unguiculata) varietal performance in the field, using the 15N isotope dilution technique · Peerford
Capítulo de livro · 1990
Inorganic N x Bradyrhizobium strain interaction on cowpea (Vigna unguiculata) varietal performance in the field, using the 15N isotope dilution technique