@ARTICLE {RANGA RAO: 1985, title = {Effect of Rhizobium inoculation on field- grown soybeans in Western Nigeria and assessment of inoculum persistence during a two-year fallow}, author = {Ranga Rao, V. and Ayanaba, A. and Eaglesham, A. R. J. and Thottappilly, G. }, journal = {Tropical Agricultural}, year = {1985}, volume = {62}, number = {2}, pages = {125--130}, }