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贵州红枫湖现代沉积物氮同位素组成反映的废水输入状况 被引量:8

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摘要 红枫湖南湖氮主要来源于平坝化肥厂的高氮废水.对贵州红枫湖沉积物柱HF010427的研究显示,沉积物有机氮同位素组成从下向上升高,与平坝化肥厂的工业总产值总体趋势一致.而理论上早期成岩导致相反的结果.因为没有进行污水处理,化肥厂的工业总产值能对应废水的排放状况,说明沉积有机氮同位素组成能记录废水输入状况.该沉积物柱的沉积物吸附态铵氮同位素组成和平坝化肥厂的工业总产值有极为相似的剖面形状,反映附态铵氮同位素组成能较好地再现更详细的废水输入状况.本研究对湖泊废水输入状况的历史调查可能具有重要的参考意义.
出处 《科学通报》 EI CAS CSCD 北大核心 2006年第9期1091-1096,共6页 Chinese Science Bulletin
基金 中国科学院知识创新工程重大项目(批准号:KZCX1-SW-12-I) 中国科学院创新工程项目(批准号:KZCX3-SW-140,KZCX2-105) 国家自然科学基金项目(批准号:40373039,40573006,40173012)共同资助
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参考文献31

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