【摘要】 家畜的性别控制是提高畜牧业经济效益的重要途径。文中介绍了奶牛的性别控制的途径、方法、研究现状及其应用前景。更多还原

【Abstract】 Sex control is an important pathway to raise economics efficiency of animal husbandry.In this paper,the present progress of pathways,approaches and research present situation on sex control of cow were introduced.At last,the prospect of sex control of cow were presented.更多还原