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Lilja, NinaAshby, Jacqueline A.Sperling, L.[Assessing the impact of participatory research and gender analysis]Assessing the impact of participatory research and gender analysis

The African rice gall midge (ARGM) is an insect pest of rice in Africa which has recently attained outbreak levels in many African countries. Infestation can result in total crop failure. The use of insecticides to control the pest has several disadvantages. Cultivation of resistant varieties is ...


Okocha, P.Ukwungwu, M.N.Joshi, R.[Field varietal screening against African rice gall midge: IITA research guide, No. 34]Field varietal screening against African rice gall midge: IITA research guide, No. 34

Yam is an important food crop, especially in the ‘yam zone' of West Africa. Total world production is about 20-25 million ton per annum, some 70 per cent of it grown in Nigeria. Although regarded mainly as a source of carbohydrate, some species are nearly as rich in protein as rice or maize.


Hahn, S.K.Osiru, D.Otoo, J.Akoroda, M.O.[Production of yams: present role and future prospect]Production of yams: present role and future prospect

Lynam, John K.Byerlee, Derek[Siempre pioneros – CIAT: 50 años contribuyendo a la sostenibilidad alimentaria futura.]Siempre pioneros – CIAT: 50 años contribuyendo a la sostenibilidad alimentaria futura.
Arregocés, OscarDouglas, Johnson E.González Franco, JoaquínMarroquin, AD[Guía de estudio para ser usada como complemento de la unidad audiotutorial sobre el mismo tema][Control y normas de calidad de las semillas certificadas de arroz]Control y normas de calidad de las semillas certificadas de arroz

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