Linkages Between On-farm Research and Extension in Nine Countries
by Peter T. Ewell ยท 1989
ISBN: Unavailable
Category: Unavailable
Page count: 31
Three case studies; Mechanisms linking on-farm research and extension; General lessons.
by Peter T. Ewell ยท 1989
ISBN: Unavailable
Category: Unavailable
Page count: 31
Three case studies; Mechanisms linking on-farm research and extension; General lessons.