Fertilizer is a vital component of strategies for expanding foodproduction. The rapid growth in population and the widening food deficits inmany tropical countries ofAsia, Africa, and Latin America call attention to those aspects of fertilization that have been neglected but are expected to yield large economic payoffs in the future. Fertilizer sulfur falls into this category. In the past fertilizer sulfur received little attention from researchers and policymakers since sulfur deficiency was not considered a serious problem. It was not a problem because of low crop yields, extensive cropping, and the incidental supply of sulfur through rain, irrigation water, manures, and sulfurcontaining fertilizers. However, the situation has changed in the last three decades. Moder nagriculture based on high crop yields, intensive cropping, improved crop varieties, and greater use of sulfur-free fertilizers and environmental regula tions restricting sulfur emissions are creating large gaps between sulfur sup ply and sulfur requirements. Sulfur deficiencies are widespread and grow ing. Consequently, the full potential of a modern agricultural system in tropical countries is not being realized. This research effort results from the recognition of the seriousness of the sulfur problem and its adverse impact on food production as well as IFDC's dedication to the development and transfer of economically ef ficient fertilizer technology to tropical countries. This study represents a comprehensive analysis ofthe technical and economic linkages between fer tilizer sulfur and food production, and it provides guidelines for future directions in fertilizer sulfur research and public policy.
This report examines the current state of Russian agriculture and agricultural research systems. It develops a conceptual framework for managing the transformation and rehabilitation of agricultural research systems in transition economies. Chapters examine the strategic importance of agricultural research, the status and importance of the agricultural sector, the status of the agricultural knowledge system, and challenges facing the system, as well as ways to transform it. This book is aimed toward agricultural scientists, research administrators, public officials, and agricultural leaders interested in the transformation of agricultural research systems in the transition economies.
Accelerating agricultural growth and alleviating rural poverty are clearly the main development challenges facing the policymakers in the Kyrgyz Republic. This report examines the current state of Kyrgyz agriculture and the status of agricultural policy reform program during its transition to a market economy. It outlines a rural development strategy that, if properly implemented, is designed to promote agricultural growth, alleviate rural poverty, and improve natural resource management. The strategy includes: deepening policy reforms; increasing public investment; promoting institutional development; and strengthening the information base.
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