Zhongguo xu mu ye huan jing wu ran fang zhi wen ti yan jiu = Research on the prevention and control of environmental pollution in China's animal husbandry / Meng Xianghai zhu.
中国畜牧业环境污染防治问题研究 = Research on the prevention and control of environmental pollution in China's animal husbandry / 孟祥海著.