Meat industry; Marketing; Livestock; Agricultural products; Production; Grains(Food); Hogs; Pork; Agricultural economics; Costs; Benefits; Consumption; Stockyards; Packers; Inspections; Surveys; USDA;
机译:GIpsa(谷物检验,包装工和牲畜饲养管理局)畜牧和肉类营销研究。第6卷。肉类分销和销售;最终的评论