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To determine the efficiency of utilization of organic matter in agricultural production, nitrogen flow was estimated within a village-farm model in the west of Niger, West Africa. Nitrogen was focused on in this study as it is known to be a major nutrient component of organic matter and one of th...


Hayashi, K.Matsumoto, N.Hayashi, E.Abdoulaye, TahirouShinjo, H.Tabo, RamadjitaMatsunaga, R.Tobita, S.[Estimation of nitrogen flow within a villagefarm model in Fakara region in Niger, Sahelian zone of West Africa]Estimation of nitrogen flow within a villagefarm model in Fakara region in Niger, Sahelian zone of West Africa

Factors affecting cowpea growth in millet/cowpea intercropping were investigated in northern Nigeria. Ecological studies showed that cowpea received from < 30% to > 75% of incident light inside the intercropped canopy. In these light-limited conditions, cowpea varieties with a spreading growth ha...


Terao, T.Watanabe, I.Matsunaga, R.Hakoyama, S.Singh, B.[Agrophysiological constarints in intercropped cowpea: an analysis]Agrophysiological constarints in intercropped cowpea: an analysis

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