Mostrando ítems 1-10 de 25
International wheat breeding research in Eastern and Southern Africa, 1966-97
This paper describes and analyzes some of the impacts of wheat improvement research in seven countries in the Eastern and Southern regions of Africa. the countries South Africa, Ethiopia, Sudan, Kenya, Zimbabwe, Tanzania, ...
Impacts of International Wheat Breeding Research in Developing Countries, 1966-97
This report, which updates and extends the findings of an earlier CIMMYT study published in 1993, examines the impacts of international wheat breeding research in the developing world. Covering the period 1966-97, the ...
The contribution of genetic resources and diversity to wheat productivity: A case from the Punjab of Pakistan
This study makes use of data on wheat production in the Punjab of Pakistan from 1979 to 1985 to 1) examine patterns of varietal diversity in farmers' fields both at the regional and district levels and 2) identify how and ...
CIMMYT 1997/98 world maize facts and trends -- Maize production in drought-stressed environments: Technical options and research resource allocation
This publication, through its focus on maize production in drought stressed areas of developing countries, explores economic, research, and policy issues related to maize agriculture in marginal areas of the developing ...