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
