作者:Paul Westcott andJames Hansen
发布日期:2015
关键词:Projections;crops;...
发布机构:United States Department of Agriculture
作者:Birgit Meade, Stacey Rosen , and John Beghin
发布日期:2015
关键词:International food security;PIGLOG demand;...
发布机构:United States Department of Agriculture
作者:Birgit Meade, Stacey Rosen , and John Beghin
发布日期:2015
关键词:International food security;PIGLOG demand;...
发布机构:United States Department of Agriculture
作者:Mark Prell, Constance Newman, Erik Scherpf
发布日期:2015
关键词:SNAP;Supplemental Nutrition Assistance Program;...
发布机构:United States Department of Agriculture
5 Cotton Policy in China [科技报告]
作者:Stephen MacDonald , Fred Gale, James Hansen
发布日期:2015
关键词:Cotton;China;...
发布机构:United States Department of Agriculture
预览 | 原文链接 | 全文 [ 浏览:19 下载:12 ]
作者:Stacy Sneeringer;James M. MacDonald;Nigel Key;等
发布日期:2015
关键词:Antibiotics;livestock;...
发布机构:United States Department of Agriculture
预览 | 原文链接 | 全文 [ 浏览:12 下载:13 ]