Now showing items 1-4 of 4
Economic criteria for establishing plant breeding programs
A general model of annual costs and lagged annual returns from a plant breeding program is developed to estimate the threshold sizes of a crop industry at which different breeding programs could be economically justified, ...
Chimanga cha makolo, hybrids, and composites: an analysis of farmers' adoption of maize technology in Malawi, 1989-91
This paper profiles farmers' adoption behavior and varietal choices with respect to local and improved maize technologies (variety, fertilizer application, and other agronomic practices) in three agroeconomic zones of ...
Extension of on-farm research findings: issues from experience in Southern Africa
This paper draws on the experience of on-farm research (OFR) projects in Swaziland and Zambia, in which Training and Visit (T&V) extension methods have been employed. Despite the claims that both OFR and T&V procedures ...
Land prices, land rents, and technological change: evidence from Pakistan
The relationship between technological change and land values is investigated for both rainfed and irrigated areas of Pakistan's most important wheat producing province, the Punjab. An attempt is made to link regional ...