TY - RE ED - Centro Internacional de Mejoramiento de Maiz y Trigo (CIMMYT) TI - 1990-91 CIMMYT World wheat facts and trends : : wheat and barley production in rainfed marginal environments of the developing world T2 - CIMMYT World Wheat Facts and Trends SN - 0257-876X PY - 1991/// CY - Mexico, D.F. PB - CIMMYT, KW - Barley KW - AGROVOC KW - Consumption KW - Developing Countries KW - Economic analysis KW - Food aid KW - Imports KW - Producer prices KW - Production KW - Wheat N1 - Open Access N2 - 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 livestock is describe as well). Successive sections of the report describe the present and potential use of improved technology in rainfed marginal environments of WANA and South Asia; policies affecting wheat and barley; and issues in allocating resources to research aimed at marginal environments. Future research, extension and policy strategies directed at improving rainfed wheat and barley production are discussed. The UR - http://hdl.handle.net/10883/1151 ER -