Cassava Transformation

Felix I. Nweke is a Visiting Professor of Agricultural Economics and African Studies at Michigan State University. Dunstan S. C. Spencer is Associate Director of Agricultural Programs in the Rockefeller Foundation. John K. Lynam is with the Food Security Division, Rockefeller Foundation, Nairobi, Kenya.

• Contents List of Figures List of Tables Preface 1. Cassava and Africa's Food Crisis Why Cassava? Cassava: Introduction and Diffusion in Africa The Cassava Transformation The Collaborative Study of Cassava in Africa (COSCA) Plan of This Book 2. Myths and Half-Truths Cassava as a Subsistence Crop Cassava as a Soil Nutrient-Depleting Crop Cassava as a Women's Crop Cassava as a Lethal Food Cassava as a Nutritionally Deficient Food 3. Cassava's Multiple Roles Famine-Reserve Crop Rural Food Staple Cash Crop and Urban Food Staple Industrial Raw Material Livestock Feed Varieties Grown Pests and Disease Area Cultivated Yield Production 5. Genetic Research and the TMS Revolution Farmer-Led Research Government Research Insights and Research Challenges 6. Agronomic Practices Three Types of Fallow Systems Cassava Planting Cassava Production Cassava Harvesting TMS Diffusion in Nigeria The Delayed Diffusion of the TMS Varieties in Ghana TMS Diffusion in Uganda 8. The Preparation of Five Cassava Products Dried Cassava Roots Pasty Cassava Products Granulated Cassava Products Cassava Leaves Lessons and Challenges Types of Cassava Processing Machines The Rise and Fall of Private Large-Scale Processing Nigeria: Cassava Processing Research and Development Lessons and Challenges 10. Gender Surprises Cassava Production Access to Improved Technologies by Men and Women Cassava Processing and Marketing Gender Surprises: Policy Implications 11. Consumption Cassava Consumption Pattern Pre- and Post-Harvest Losses Food Expenditure Patterns Income Elasticity of Demand 12. New Uses for Cassava: A Nigerian Case Study Expanding the Use of Cassava in the Livestock Industry Expanding the Use of Cassava in Food Manufacturing Expanding the Use of Cassava Starch as an Industrial Raw Material Beer Malt: A New Use for Dried Cassava Roots Developing a Cassava-Based Ethanol Industry Cassava and Africa's Food Crisis Genetic Research and the High-Yeielding TMS Varieties The Diffusion of the TMS Varieties Post-Harvest Issues: Food Preparation and Mechanized Processing Gender Surprises New Uses for Cassava Policy Implications Appendix 1: Methods of the COSCA Study Sampling Procedures Survey Instruments Logistics and Supervision Data Processing Appendix 2: List of COSCA Collaborators Working Papers Ph.D. Dissertations Appendix 4: Demand Function Specifications Variable Description and Construction Notes References About the Authors Index