Biological and cultural diversity: the role of indigenous agricultural experimentation in development
Technical and institutional issues in participatory plant breeding-from the perspective of formal plant breeding: a global analysis of issues, results, and current experience
Technical and institutional issues in participatory plant breeding-done from a perspective of farmer plant breeding : a global analysis of issues and of current experience
Sustainable land management for the oxisols of the Latin American savannas: dynamics of soil organic matter and indicators of soil quality