1·To raise pigs mainly with coarse fodder can reduce the cost of feed.
以粗饲料为主配制猪饲料，可以降低饲料成本。
2·Enhancement of green and coarse fodder, period costs and taxes increased cost loss.
增加青粗饲料投喂量会加大成本浪费，期间费用和税金增加会加倍增加成本；
3·The distribution of coarse fodder and herbivorous livestock in Hebei province were investigated and finishing experiments were made with contemporary calves.
调查分析了河北省北部牧区和南部农区的粗饲料资源和草食动物分布，并进行了同龄犊牛育肥对比试验。