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xin shi wu fen chu li yi ti hua fang an tan tao
Author(s): HU Chaoyang
Pages: 52-
53
Year: 2010
Issue:
6
Journal: China Dairy Cattle
Abstract: 我国畜牧业自21世纪初步入了规模化、集约化的进程,经过近五年的时间,规模养殖场存栏量少则一千头,多则上万头.在规模奶牛场数量迅速发展的同时,我国畜牧业遇到了前所未有的困难,如防疫问题、饲料供应问题、机械化问题、信息化管理问题以及污粪处理问题.
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