作者:Paul Westcott
发布日期:2005
关键词:projections;baseline;...
发布机构:United States Department of Agriculture
2 Technical Documentation of the Regional Manure Management Model for the Chesapeake Bay Watershed [科技报告]
作者:Marcel Aillery, Noel Gollehon , and Vince Breneman
发布日期:2005
关键词:agricultural economics;manure management;...
发布机构:United States Department of Agriculture