作者:Headey, Derek, Bezemer, Dirk, Hazell, Peter B.
发布日期:2010
关键词:agricultural development;agricultural employment;...
发布机构:World Bank
2 The Benefits from Agricultural Research and Development, Innovation, and Productivity Growth [科技报告]
作者:Julian M. Alstoni iUniversity of California
发布日期:2010
关键词:agricultural productivity;agricultural R&D;...
发布机构:Organisation for Economic Co-operation and Development