Countermeasures of Reclaimed Municipal Wastewater for Safety of Agricultural Use in China

China is facing a severe water resource crisis, and the shortage of water for agricultural consumption is a prominent problem. Irrigation with reclaimed municipal wastewater that can reach the agricultural recycling standards is an important way to deal with water shortage in agricultural production. Owing to the complex sources of municipal wastewater, there are multifarious pollutants in municipal wastewater. Improper use of wastewater can cause potential risks to agoenvironment, agricultural products safety, and human health. This article deals with the current situation and the development prospects of reclaimed wastewater for agricultural use in China and abroad; the potential risks to human health and environmental pollution from the reclaimed municipal wastewater for agricultural reuse are also discussed. And some countermeasures and advices of reclaimed municipal wastewater for safety of agricultural reuse are provided.

中国城市再生水安全回用农业的对策研究

中国面临着严重的水资源危机,农用水资源严重不足。城市生活污水经适当处理再生后达到农业回用标准,可在很大程度上缓解农业水资源紧缺的状况。由于城市生活污水来源复杂,污水中往往含有大量污染物质,不适当的使用就会对农业环境、农产品安全乃至人体健康造成潜在的风险。本文介绍了国内外开展城市再生水农业回用的现状,阐述了城市再生水农业回用可能造成的健康和环境污染问题,在此基础上提出了城市再生水安全回用农业的对策建议。