Mostrando ítems 1-10 de 31
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, ...
Farmers' wheat seed sources and seed management in the Enebssie area, Ethiopia
This study in Enebssie area, Ethiopia, aimed to identify farmers' wheat seed acquisition and transfer mechanisms; explore problems related to those mechanisms; document the status of previously released wheat varieties; ...
Haplotype analysis of molecular markers linked to stem rust resistance genes in Ethiopian improved durum wheat varieties and tetraploid wheat landraces
The recent emergence of wheat stem rust race Ug99 (TTKSK) and related strains threaten Ethiopian as well as world wheat production because they overcome widely used resistance genes that had been effective for many years. ...
Races of Puccinia graminis f. sp. tritici with combined virulence to Sr13 and Sr9e in a field stem tust screening nursery in Ethiopia
North American durum lines, selected for resistance to TTKSK (Ug99) and related races of Puccinia graminis f. sp. tritici in Kenya, became susceptible in Debre Zeit, Ethiopia, suggesting the presence of stem rust races ...
Adoption of improved wheat technologies by small-scale farmers in Mbeya District, Southern Highlands, Tanzania
(CIMMYT *United Republic of Tanzania, 2001)
This study was conducted to gain an understanding of how small-scale farmers in Mbeya District have adopted improved wheat technologies promoted by the wheat research program at MARTI-Uyole. The specific objectives were ...