swine rearing

例句：

1. 1. The farm is dedicated to the sustainable swine rearing practices.
   这个农场致力于可持续的养猪实践。
2. 2.Pigs are an important source of protein for human consumption.
   猪是人类蛋白质的重要来源。
3. 3. The farmer's goal is to raise pigs that are healthy and productive.
   农民的目标是培养出健康且生产力高的猪。