Grain legume rotation benefits to maize in the northern Guinea savanna of Nigeria: fixed-nitrogen vs other rotation effects

Yusuf, A.A.; Iwuafor, Emmanuel N.O.; Abaidoo, R.C.; OLUFAJO, O.O.; Sanginga, Nteranya. 2007. Grain legume rotation benefits to maize in the northern Guinea savanna of Nigeria : Fixed-nitrogen vs other rotation effects [abstract] [online]. In: Bationo, André; Okeyo, Jeremiah M.; Waswa, Boaz S.; Mapfumo, Paul; Maina, Fredah; Kihara, Job (eds.). Innovations as key to the green revolution in Africa: Exploring the scientific facts: Abstracts: Symposium [online]. Centro Internacional de Agricultura Tropical (CIAT), Tropical Soil Biology and Fertility (TSBF), Nairobi, KE. p. 75.