作者:Robert Hoppe andDavid E. Banker
发布日期:2010
关键词:Contracting;family farms;...
发布机构:United States Department of Agriculture
作者:Robert Hoppe , David E. Banker , and James M. MacDonald
发布日期:2010
关键词:Family farms;farm businesses;...
发布机构:United States Department of Agriculture