近期北京、上海、广州等大城市对郊区生猪、养禽企业生产企业粪便污染开始治理。一方面有政府农委使用专项资金；另一方面企业出资。由于全国养殖企业环境标准条件在２００２年３月公布并部分实施，部分大城市将提前实施。各级政府都制定实施时间和目标，如北京到２００５年， Recent Beijing, Shanghai, Guangzhou and other cities on the outskirts of pigs, poultry production enterprises start to control pollution. On the one hand, there is a special fund used by the government farming committee; on the other hand, the enterprise contributes funds. As the environmental standards of breeding enterprises in the country in March 2002 announced and partially implemented, some major cities will be implemented in advance. Governments at all levels have set time and targets for implementation, such as Beijing by 2005,