Now showing items 1-10 of 49
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 ...
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 ...
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, ...
Returns to wheat research in Nepal
An economic surplus approach is used to analyze economic returns to wheat research (primarily breeding) in Nepal. During the past 30 years, investment in wheat research has generated an internal rate of return ranging from ...
Technical change and wheat productivity in the Indian Punjab in the post green revolution period
Major changes in the wheat economy of Punjab State, India, since the Widespread adoption of modern varieties (MVs) in the early 1970s, are summarized from an analysis of trends in micro-level farm data and by using an index ...
Public and private investments in maize research in Mexico and Guatemala
This paper describes the relationship between public and private sector research and seed production in Mexico and Guatemala. The focus is on public agricultural research institutes and local and multinational seed
Dryland wheat in India: the impact of technical change and future research challenges
This study focuses on the dryland wheat areas of central and southern India (over half of India's total rainfed wheat area), where wheat is produced on deep vertisols in a fallow wheat system depending heavily on the ...
Technical change, productivity, and sustainability in irrigated cropping systems of South Asia: emerging issues in the post-green revolution era
Recent trends in South Asia's Irrigated cropping systems are analyzed, giving particular attention to systems in which wheat is an important crop. Much of the recent success in increasing food production in South Asia is ...
Towards reduced pesticide use for cereal crops in Asia
Several opportunities are available for dramatically reducing the use of agrochemicals in Asia cereal crop production. The first selection of this paper summarizes past trends and future prospects for pesticide use in Asia ...
Nutritive and economic value of triticale as a feed grain for poultry
This study reviews evidence from various studies of the nutritional value of triticale (X. Triticosecale Wittmack) for poultry feed. The economic value of triticale as a major ingredient in poultry diets, substituting for ...