Crop Improvement, Adoption and Impact of Improved Varieties in Food Crops in Sub-Saharan Africa

• Part 1: Background 1: The Importance of Generating and Documenting Varietal Change in Sub-Saharan Africa 2: Investments in and Impacts of Crop Improvement Research in Africa 3: Relevant Concepts and Hypotheses in Assessing the Performance of Food Crop Improvement in Sub-Saharan Africa 4: Coverage, Data and Methods in Assessing the Performance of Food Crop Improvement in Sub-Saharan Africa 5: Genetic Improvement of the Crops in the 1998 Initiative: Historical Context and Exploratory Analysis Part 2: Analysing Varietal Generation, Adoption and Turnover in Food Crops in SSA 6: The Effectiveness of Crop Improvement Programmes from the Perspectives of Varietal Output and Adoption: Cassava, Cowpea, Soybean and Yam in Sub-Saharan Arica and Maize in West and Central Africa 7: Assessing the Effectiveness of Agricultural R&D for Groundnut, Pearl Millet, Pigeonpea and Sorghum in West and Central Africa and East and Southern Africa 8: The Performance of Bean Improvement Programmes in Sub-Saharan Africa from the Perspectives of Varietal Output and Adoption 9: The Effectiveness of Potato and Sweetpotato Improvement Programmes from the Perspectives of Varietal Output and Adoption in Sub-Saharan Africa 10: Evaluating the Key Aspects of the Performance of Genetic Improvement in Priority Food Crops and Countries in Sub-Saharan Africa: The Case of Rice 11: Assessing the Effectiveness of Maize and Wheat Improvement from the Perspectives of Varietal Output and Adoption in East and Southern Africa 12: Varietal Output and Adoption in Barley, Chickpea, Faba Bean, Field Pea and Lentil in Ethiopia, Eritrea and Sudan 13: Scientific Strength in Rice Improvement Programmes, Varietal Outputs and Adoption of Improved Varieties in South Asia 14: Analysing Scientific Strength and Varietal Generation, Adoption and Turnover in Peninsular India: The Case of Sorghum, Pearl Millet, Chickpea, Pigeonpea and Groundnut Part 3: Assessing Impact 15: Maize Technologies and Rural Poverty Reduction in Ethiopia 16: Impacts of Improved Bean Varieties on Poverty and Food Security in Uganda and Rwanda 17: The Diffusion and Impact of Improved Food Crop Varieties in Sub-Saharan Africa Part 4: Syntheses and Lessons Learned about How to Carry Out Future Research 18: Varietal Generation and Output 19: Varietal Adoption, Outcomes and Impact 20: Validating Adoption Estimates Generated by Expert Opinion and Assessing the Reliability of Adoption Estimates with Different Methods 21: Implications for Monitoring Progress and Assessing Impacts

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