Resultados de búsqueda - Vogel, W.O.

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

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

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

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