In the cash budgets of farm householdsin western Kenya, off-farm occupations and cropsaccount for the most important sources of income. Treeand livestock products are of secondary importance incash terms, although farmers attach great importanceto trees as a source of income because of the...

A major reason for the low adoption of modern varieties of seed among small-scale farmers in developing countries is the inability of formal, centralized seed production systems to meet their complex and diverse seed requirements. Drawing on experiences in Uganda with the common bean, the paper...

Although on-farm research in severalparts of Africa suggests positive prospects for theadoption of hedgerow intercropping, this paper arguesthat the implications of intra-household processeshave not been considered in sufficient details. Suchinformation is necessary for targeting the...