Search Results - Helsen, J.

A participatory adoption of improved crop technologies in the savannas of West Africa: empirical study from Borno, Nigeria by Amaza, P.S., Ellis-Jones, J., Kamara, A.Y., Helsen, J., Gaya, H.I.

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A participatory approach to increasing productivity of maize through Striga hermonthica control in Northeast Nigeria by Kamara, A.Y., Ellis-Jones, J., Amaza, P., Omoigui, L.O., Helsen, J., Dugje, I.Y., Kamai, N., Menkir, A., White, R.W.

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