发展畜牧业的物质基础是饲料,没有充足的优质饲料,畜牧业的高速度的发展将受到阻碍。近年来,随着畜牧业的发展,饲料资源日益短缺,因此必须开展新的饲料资源的开发利用研究。川西北地区牛羊众多,每年出栏牛20万余头,羊79万余只,瘤胃内容物十分丰富,加之屠宰季节集中,宰杀多集中在肉联厂进行,因而,瘤胃内容物的集中收集、处理也很方 The material basis for the development of animal husbandry is feed, without adequate high-quality feed, the rapid development of animal husbandry will be hindered. In recent years, with the development of animal husbandry, feed resources have become increasingly scarce, so the research and development of new feed resources must be carried out. There are many sheep and sheep in the northwest of Sichuan Province. There are more than 200,000 heads of sheep and more than 79,000 sheep each year. The rumen content is very rich. In addition, the slaughtering season is concentrated and the slaughtering is concentrated in the meat factory. Therefore, Processing is also very square