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Mutsaers, H.J.W.Vogel, W.O.Palada, M.C.Fisher, M.N.[A field guide for onfarm research with special reference to improvement of cropping systems and techniques in West and Central Africa]A field guide for onfarm research with special reference to improvement of cropping systems and techniques in West and Central Africa

Exploratory survey have identified many constraints to maize production in the South Shaba region of Zaїre. These include maize streak disease, stalk bearing catapillars, low soil fertility, weed infestations, and irregular end-of- season rainfall. There is also a shortage of labour for land prep...


Vogel, W.O.Berhe, T.Hennessey, R.D.[Onfarm trials comparing the local streakdisease susceptible maize with a streakdisease resistant variety in southeastern Zaire]Onfarm trials comparing the local streakdisease susceptible maize with a streakdisease resistant variety in southeastern Zaire

A trial was conducted to study the long-term effects of alley cropping on maize under continuous cropping with and without fertilizer. Maize was planted twice a year for four years. Maize yields were higher with alley cropping than without alley cropping from the fourth crop onward. Fertilizer ap...


Shannon, D.A.Vogel, W.O.Kabaluapa, K.N.[The effects of alley cropping and fertilizer application on continuously cropped maize]The effects of alley cropping and fertilizer application on continuously cropped maize

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