This manual presents a set of procedures for doing an economic analysis of on-farm agronomic experiments wich will help in selecting treatments for furter experimentation and for developing farmer recommendations. The ...

This paper discusses the centers of origin and diversity for bread wheat; sketches historical patterns in the sources and use of wheat genetic resources in modern plant breeding; identifies and compares indicators of genetic ...

This manual presents a set of procedures for doing an economic analysis of on-farm agronomic experiments wich will help in selecting treatments for furter experimentation and for developing farmer recommendations. The ...

This manual presents methods that enable agricultural scientist and farmers to evaluate technologies/practices jointly. The methods are specifically designed for participatory research on germplasm and soil fertility ...

This paper examines the implications of declining soil fertility for the maize-based cropping systems in southern and eastern Africa. A review of the importance of maize in the region is followed by a description of the ...

This report has four parts. The first part focuses on the changing environment in which the international wheat research system functions in developing countries. The authors describe recent trends in developing country ...