Farmers' experimentsde J. E. Sumberg · Publicada por primera vez en 1997MateriasAgricultural extension workAgricultureCitizen participationFarms, SmallOn-farmResearchSmall FarmsAgriculture, researchAgriculture, africaFarmsEdiciones (1)Farmers' experiments (1997)Lynne Rienner Publishers · inglésMás obras de J. E. SumbergYouth and the Rural Economy in AfricaSSheep and Goats in Humid West AfricaSheep and Goats in Humid West AfricaGGliricidia sepium (Jacq.) SteudGliricidia sepium (Jacq.) Steud1986