04414nam 2200541 450 991046608280332120170920012831.01-4648-0897-X(CKB)3710000000852001(EBL)4676945(MiAaPQ)EBC4676945(EXLCZ)99371000000085200120160926h20162016 uy 0engur|n|---|||||rdacontentrdamediardacarrierImproved crop productivity for Africa's drylands /Tom Walker [and three others]Washington, District of Columbia :World Bank Group,2016.©20161 online resource (139 p.)A World Bank StudyDescription based upon print version of record.1-4648-0896-1 Includes bibliographical references at the end of each chapters.Front Cover; Contents; Foreword; Acknowledgments; About the Authors; Executive Summary; Abbreviations; Chapter 1 Introduction; Notes; Chapter 2 Dry Spells, Poor Soils, and Dryland Zones; Drought; Low Soil Fertility; Defining Dryland Cropping in Sub-Saharan Africa; Notes; Chapter 3 Prospects for Genetic Improvement; Maintaining and Accelerating the Pace of Varietal Change; Prospects for New Varieties Well-adapted to the Drylands; Cereal Hybrids in West Africa; Notes; Chapter 4 Prospects for Improved Crop Management; Intensification of Input Use; Conservation Agriculture; Microdosing FertilizerSeed TreatmentsChapter 5 Prospects for Improved Land Management; Improved Intercropping Systems; Agroforestry Innovations Appropriate for the Drylands; Animal Traction; Response Farming; Chapter 6 Crop and Rainfall Insurance; Chapter 7 Climate Change; Chapter 8 Technology Diffusion Prospects by 2030; Prospects in the Arid Zone; Prospects in the Dry Semi-Arid Zone; Prospects in the Wet Semi-arid Zone; Prospects in the Dry Sub-humid Zone; Research and Technology Transfer Costs; Note; Chapter 9 Summary and Conclusions; References; Boxes2.1 Extensification versus Intensification in the Drylands of Sub-Saharan Africa2.2 Planting is Risky in the Drylands; 2.3 Intensive Cases Studies versus Large-scale Surveys in Analyzing Coping Strategies; 2.4 Historical Incidence and Severity of Drought in Sub-Saharan Africa; 2.5 Institutional Response to Recurring Drought in Niger; 3.1 Release of First Striga-resistant Sorghum Varieties Developed Using Marker-Assisted Selection; 3.2 Possibility of Producing Irrigated Pearl Millet During the Dry Hot Season in the Sahel; 3.3 Pearl Millet and Sorghum Hybrids in India4.1 Risk and Expected Profitability in Dryland Agriculture5.1 Tank Irrigation: Water Harvesting and Storage in Peninsular India; 6.1 Risk Benefits from Crop Insurance; Figures ; 2.1 Relationship between Cereal Production and Rainfall, 1960 to 2000, Burkina Faso; 2.2 Distribution of Countries by Cropped Area Across the Dryland Zones and Total; 2.3 Share of Area (%) by Crop Category by Dryland Zone; 3.1 Adoption of Modern Varieties by Crop, 2010 (% of area harvested); 3.2 Adoption of Maize and Cassava Improved Cultivars, 1997/98 versus 2009/104.1 Area-weighted Dryland Maize Yield Distributions by Agro-ecologyTables ; 2.1 Composition of Rainfed Crop Area, circa 2000, Sub-Saharan Africa; 2.2 Characteristics of Dryland Crop Zones in Sub-Saharan Africa (excluding South Africa); 2.3 Relative Importance of Crops in Dryland Areas, circa 2000, Sub-Saharan Africa; 2.4 Relative Importance of Dryland Cropping in Sub-Saharan Africa; 3.1 Weighted Average Percent Adoption by Crop Across AI Zones, 2010; 7.1 Effect of Warming and CO2 Increase on Crop Yields to 20508.1 Most Promising Crop Productivity Improvement Technologies for Arid Zones, 2030World Bank StudiesArid regions agricultureAfrica, Sub-SaharanCrop yieldsAfrica, Sub-SaharanElectronic books.Arid regions agricultureCrop yields630.915/40967Walker T. S.920346Walker TomMiAaPQMiAaPQMiAaPQBOOK9910466082803321Improved crop productivity for Africa's drylands2064298UNINA