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 ...

This study investigates the impact on interregional income distribution of the diffusion of improved technologies for wheat production in Pakistan. A multimarket model is developed that captures both direct productivity ...

Relative profitability and the domestic resource cost (DRC)methodology are used to evaluate the comparative advantage of irrigated wheat versus cotton in Sudan's Gezira Scheme. Relative profitability analysis reveals the ...

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 ...

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, ...

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, ...

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' ...

The rice-wheat rotation is a recent phenomenon in South Asia and little is known concerning biotic and abiotic constraints to yield and the sustainability of the system. This Special Report represents an attempt to identify ...

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 ...

Este módulo de capacitación forma parte de una serie de "paquetes" didácticos basados en el desempeño que el CIMMYT ha creado para los programas de capacitación en maíz, trigo y economía. Al igual que los otros módulos de ...