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Jeffrey R. Alwang · World Bank
56 sayfa · 2002
Econometric models / Poverty / Statistics / Pauvreté / Statistiques
Thomas S. Walker, Jeffrey Alwang · CABI
478 sayfa · 2015
Farm produce / Agriculture, research / Agriculture, africa / Crop improvement / Breeding
George Norton, Jeffrey Alwang, William A. Masters · Routledge
464 sayfa · 2006
Agriculture, economic aspects, developing countries / Food supply / Poverty / Sustainable agriculture / Sustainable development
George Norton, Jeffrey Alwang, William A. Masters · Routledge
448 sayfa · 2006
Developing countries, economic conditions / Food supply / Poverty / Sustainable agriculture / Sustainable development
David W. Onstad, Philip R. Crain, Jeffrey Alwang, Zachary S. Brown, Zachary S. Brown · CABI
232 sayfa · 2019
Pests, control
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