奶牛乳腺炎是奶牛养殖业中发病率最高、流行最快、造成损失最大的疾病之一。
Dairy cow mastitis is one of the principal causes of economic losses in the dairy industry.
本论文以内蒙古自治区中部武川县为例，分析了当地农业经济特征及农村奶牛养殖业现状。
This paper discusses the agricultural economic features and the present situation of dairy farming based on a case study at WuChuan county located in central Inner Mongolia.
乳腺炎对奶牛的主要疾病之一，主要由病原微生物感染引起，给奶牛养殖业造成了巨大的经济损失。
Mastitis was one of the most common disease, usually due to a microbial infection, which caused large economic loses for the dairy industry.
乳腺炎是奶牛的主要疾病之一，主要由病原微生物感染引起，给奶牛养殖业造成了巨大的经济损失。
Mastitis was one of the most common disease, usually due to a microbial infection, which caused large economic losse for the dairy idusty.
奶牛粪(文中称牛粪)是奶牛养殖的副产品，全国奶牛养殖业每天产生的成千上万吨的牛粪得不到有效利用被白白浪费，而且还造成环境污染。
Dairy manure is a by-product of cow raising, thousands of tons of Dairy manure are wasted because there is no good ways to make use of it in China, also, it will pollute environment.
奶牛粪(文中称牛粪)是奶牛养殖的副产品，全国奶牛养殖业每天产生的成千上万吨的牛粪得不到有效利用被白白浪费，而且还造成环境污染。
Dairy manure is a by-product of cow raising, thousands of tons of Dairy manure are wasted because there is no good ways to make use of it in China, also, it will pollute environment.
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