These standards are formulated for the purpose of implementing the Environmental Protection Law of the People's Republic of China, implementing the spirit of The State Council on protecting the quality and safety of agricultural products, preventing and controlling environmental pollution, safeguarding human health and protecting the ecological environment. This standard is one of the series of environmental evaluation standards for edible agricultural products. Environmental protection departments at or above the county level can evaluate the environmental status of edible agricultural products by referring to the indicators and monitoring and evaluation methods in the series of standards in the environmental supervision and management of edible agricultural products. This standard specifies the evaluation indicators, limits, monitoring and evaluation methods of water environmental quality, soil environmental quality, ambient air quality and environmental quality of various livestock and poultry breeding areas. This standard is applicable to the evaluation and management of the environmental quality of livestock and poultry farms, breeding districts and grazing areas throughout the country. This standard applies only to livestock and poultry farms, livestock and poultry breeding areas and grazing areas permitted by law. This standard does not apply to the environmental quality assessment and management of livestock and poultry products. Zhucheng Zhongyu electromechanical equipment Co., LTD

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