作者:Sharad Tandon , Maurice Landes , Cheryl Christensen , Nzinga Broussard , Katie Farrin ,and Karen Thome
发布日期:2017
关键词:Global food security;food security measurement;...
发布机构:United States Department of Agriculture
作者:Laajaj, Rachid, Macours, Karen
发布日期:2017
关键词:skills;agricultural productivity;...
发布机构:World Bank, Washington, DC