Now showing items 1-10 of 102
The increasing role of wheat consumption and imports in the developing world
This study presents in detail the themes explored in the CIMMYT publication, World Wheat Facts and Trends, Report 2 (1983). It looks at changes in wheat consumption in developing countries, examines the increasing importance ...
Optimal search in ex situ collections of wheat genetic resources
This paper develops a theoretical model for analyzing gene bank management decisions regarding the search for traits of economic value in ex situ collections of wheat. The model is applied to data on the probability of ...
Adoption and impact of high yielding wheat varieties in Northern Tunisia
This study assesses the extent to which durum and bread wheat high yielding varieties (HYVs) have been adopted by farmers in northern Tunisia, a region which accounts for more than 80 degrees ' of the nation's durum wheat ...
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 the developing world, 1966-90
1986-90. Overall, varieties originating directly from CIMMYT crosses or from NARS crosses using a CIMMYT parent occupy 40 million hectares of wheat in the developing world. It is estimated that adoption of MVs from 1977 ...
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 ...
Wheat production and yields in Rawalpindi District of the Punjab from 1983 to 1986
(CIMMYT; PARC, 1989)
This study is based on surveys undertaken during wheat harvest in the rainfed (barani) areas of Rawalpindi district of Pakistan's Punjab from 1983 to 1986. Wheat yields were estimated by crop cut and related to farmers' ...
Nutrient deficiencies and toxicities in wheat: a guide for field identification
The use of visual symptoms to identify nutrient deficiencies and toxicities in plants can be improved by both their careful observation and description. This guide attempts to accurately describe symptoms of nutrient ...
Bunt and smut diseases of wheat: concepts and methods of disease management
Five bunt and smut diseases are regularly associated with wheat ( Triticum spp.). These are: common bunt (Tilletia spp.), dwarf bunt (T. controversa), Karnal bunt (T. indica), loose smut (Ustilago tritici), and flag smut ...
Wheat research and development in Pakistan
This report is mainly a story of accomplishment, it portrays the work of many individuals who have contributed to the notable achievements made in Pakistani wheat production during the past 25 years. The report begins with ...