养猪治污政策的改变与动物福利的提高

The Changing of Swine -pollution Control policy and the Improving of Animal Welfare ~,.

随着养猪生产的规模化、集约化，猪场造成的环境污染越来越严重。随着人们的环保意识不断加强，相关的国家治污政策及饲养者对动物的福利都在不断的改善和提高。

With the scale and intensification of swine production, the pollution caused by the breeding farms becomes more and more serious. With the people＇s environment protection consciousness continuously increasing, the correlative policy and the animal welfare are constantly improving and increasing.