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Variation in nodulation and N2 fixation by the Gliricidia sepium/Rhizobium spp. symbiosis in a calcareous soil por Sanginga, N., Manrique, K., Hardarson, G.

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Nutrient requirements of exotic tree species in Zimbabwe por Sanginga, N., Gwaze, D., Swift, M.J.

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Biotechnology in reproductive biology por Hahn, S.K., Bai, K.V., Asiedu, Robert, Dixon, Alfred G.O., Tavoletti, S., Mariani, A., Veronesi, F., Tuyl, J.M. van, Creji, M.G.M. van, Dien, M.P. van, Kerckhoffs, D.M.F.Y, Laublin, G., Brault, M., Cappadocia, M., Makoveychuk, A.

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Intraspecific variation in growth and P accumulation of Leucaena leucocephala and Gliricidia sepium as influenced by soil phosphate status por Sanginga, N., Bowen, G.D., Danso, S.K.A.

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Comparative assessment of several rainfall erosivity indices in southern Nigeria: short communication por Salako, F.K., Obi, M.E., Lal, R.

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Photosynthesis and successional status of seedlings in a tropical semideciduous rain forest in Nigeria por Riddoch, I., Grace, J., Fasehun, F.E., Riddoch, B., Ladipo, D.O.

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An onfarm rice variety trial in toposequences of inland valley swamps por Palada, M.C., Walker, P., Masajo, T.M., Jalloh, M.

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Survey of wild Vigna in southern Africa por Padulosi, S., Laghettf, G., Ng, N.Q., Pienaar, B., Perrino, P.

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Effects of ectomycorrhizal and vesculararbuscular mycorrhizal fungi on drought tolerance of four leguminous woody seedlings por Osonubi, O., Mulongoy, K., Awotoye, O.O., Atayese, M.O., Okali, D.U.U.

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Response of two Acacia species to drought and inoculation with an ectomycorrhizal fungus por Osonubi, O., Mulongoy, K.

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In vitro conservation and distribution of root and tuber crop germplasm por Ng, S.Y.C.

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Onfarm research in theory and practice por Mutsaers, H.J.W., Walker, P.

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The need for simple dynamic equations to describe plant competition por Mutsaers, H.J.W.

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Use of successional sowing in evaluating cowpea (Vigna unguiculata) adaptation to drought in the Sudan savannah zone. 2. Responseof reproductive traits por Muleba, N., Mwanke, M., Drabo, I.

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Use of successional sowing in evaluating cowpea (Vigna unguiculata) adaptation to drought in the Sudan savannah zone. 1. Seed yield response por Muleba, N., Mwanke, M., Drabo, I.

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Effects of seedbed preparation methods on cowpea yield in Alfisols and Oxisols in semiarid West Africa por Muleba, N., Brockman, F.

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Evaluating the green and Ampt infiltration parameter values for tilled and crusted soils por Mohamoud, Y.M.

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Relationships between coinfection with cowpea aphidborn mosaic and cucumber mosaic viruses and yield of cowpea lines with varying resistance to these viruses por Mih, A.M., Atiri, G.I., Thottappilly, G.

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A selective review of research on Prostephanus truncatus (Horn) (Col.: Bostrichidae) with an annotated and updated bibliography por Markham, R.H., Wright, V.F., Ríos Ibarra, R.M.

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Combating striga in Africa por Kim, S.K.

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