Now showing items 1-10 of 18
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 ...
1992/93 CIMMYT World wheat facts and trends: the wheat breeding industry in developing countries: an analysis of investments and impacts
This report presents information on the level of investment in wheat breeding research in developing countries and the impact of that research, and discusses issues related to assessing returns to wheat improvement research ...
CIMMYT 1998-99 World wheat facts and trends: global wheat research in a changing World: challenges and achievements
This report has four parts. The first part focuses on the changing environment in which the international wheat research system functions in developing countries. The authors describe recent trends in developing country ...
1990-91 CIMMYT World wheat facts and trends: wheat and barley production in rainfed marginal environments of the developing world
A synopsis of recent trends in rainfed marginal environments of the developing world is followed by a description of the major wheat and barley farming systems in West Asia-North Africa (WANA) and South Asia (the role of ...
1995/96 World wheat facts and trends: understanding global trends in the use of wheat diversity and international flows of wheat genetic resources
This document describes wheat's origins and the flows of germplasm between various regions of the world. It summarizes some of the tools biological and social scientists use to measure genetic diversity. It examines patterns ...
Continuous economic analysis of crop response to fertilizer in on-farm research
This paper proposes a method for building general models based on continuous analysis of data from on-farm research (OFR) in order to derive recommendations for farmers. The data requirements are not excessive for practitioners ...
The global wheat improvement system: prospects for enhancing efficiency in the presence of spillovers
Through the global analysis and country-level case studies, this report analyzes the efficiency of investments in wheat improvement research at a disaggregated level and explores a range of options for restructuring research ...
Sources of productivity growth in wheat: A review of recent performance and medium-to long-term prospects
Sources of yield growth in wheat are investigated based on a stylized framework of technical change. Evidence suggests that the relative contribution of input intensification to yield growth has diminished in recent years ...
Cereal crop productivity in developing countries: past trends and future prospects
This paper synthesizes the evidence on cereal crop poductivity in developing countries over the past 30 years and looks at future prospects for productivity in growth. For more than three decades we have witnessed the ...
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 ...