草原是我国重要的战略资源,占了我国国土面积的40%,作为陆地生态系统的主体,对维护国家生态安全,防风固沙,涵养水分,保持水土,净化空气,保护生物多样性等具有不可替代的功能。草原又是牧区和少数民族地区、边疆地区经济发展的基础,改进草原畜牧业的生产方式,是发展现代畜牧业的 Grassland is an important strategic resource in our country, accounting for 40% of China’s land area. As the main body of the terrestrial ecosystem, grassland has an irreplaceable role in safeguarding national ecological security, windbreak and sand fixation, water conservation, soil and water conservation, air purification and biodiversity conservation Function The grassland is also the basis for the economic development in the pastoral areas, ethnic minority areas and frontier regions. The improvement of the mode of production of animal husbandry in the grasslands is the development of modern animal husbandry