TY - BOOK ED - International Workshop on Soil, Crop, and Water Management Systems for Rainfed Agriculture in the Sudano-Sahelian Zone TI - Soil, crop, and water management systems for rainfed agriculture in Sudano-Sahelian Zone: Proceedings of an .. SN - 9290661690 U1 - 333.7316096 22 PY - 1989/// CY - Andhra Pradesh PB - International Crops Research Institute for the Semi-Arid Tropics Patancheru KW - Soil conservation KW - Africa KW - Water conservation KW - Soil management N1 - Sponsored by Institut national de recherches agronomiques du Niger (INRAN), United States Department of Agriculture (USDA), United Staates Agency for International Development(USAID), Tropsoil (Texas A&M University), International Crops Research Institute for the Semi-Arid Tropics (ICRISAT); Includes bibliographical references ER -