Generation of agricultural research technologies and transfer to clientele for effective adoption and diffusion - with special reference to coast region, Tanzania

adoption de l'innovation agriculteur agricultores anacardo cashews changement technologique coco coconuts diffusion de l'information diffusion de la recherche diffusion of information diffusion of research extension extension activities farmers farmers' attitudes innovation adoption natural resources noix de cajou noix de coco recursos naturales ressource naturelle technical progress technological changes technology transfer transfert de technologie vulgarisation