闽西北农村环境污染对闽江水质影响的研究 = Effect of agricultural pollutants in north-west Fujian Province on Ming Jiang water quality
本文以清流县为代表,从农村种植业、养殖业和居民生活污染三个方面分析了闽西北农村环境污染现状,认为闽西北农村污染物主要是 COD、总磷、总氮三类,并通过地表径流或地下渗透进入闽江;同时,也分析了历年来闽江水质超标情况,发现超标次数有 51%、污染物种类有 57%与闽西北农村污染有关。因此,闽西北农村环境污染对闽江水质有较大影响,一方面是污染物直接排放,有时会导致闽江局部水域水质恶化,引发污染超标;另一方面是存在潜在威胁,若污染物进一步富集,将可能在闽江出现藻类暴发等生态环境问题。在此基础上,深入分析了闽西北农村环境污染产生的原因, 并从建立农村环境保护责任机制、科学合理制定农村发展规划、推行生态...
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Main Authors: | 游诗祥 You, Shixiang, 黄月珍 Huang, Yuezhen, 吴成城 Wu, Chengcheng |
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Other Authors: | Sun Delai, Darren |
Format: | Theses and Dissertations |
Language: | Chinese |
Published: |
2010
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Subjects: | |
Online Access: | http://hdl.handle.net/10356/42487 |
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Institution: | Nanyang Technological University |
Language: | Chinese |
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