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养殖污染水体-沉积物中磷的化学行为
Authors
周易勇
朱端卫
杨旺赣
米玮洁
Publication date
1 January 2008
Publisher
Abstract
通过受猪场污水影响的池塘和鱼塘水生生态系统中表层水-沉积物的磷含量、磷吸附能力比较,了解猪场污水、鱼塘养殖对表层水-沉积物系统磷行为的影响.结果表明,猪场污水排放和鱼塘养殖都会明显增加水体中溶解性反应磷(DRP)和溶解性有机磷(DOP)的含量,从DRP、DOP、PP3种形态磷在总磷中所占的比例来看,DRP是水体中主要增加的磷含量.猪场污水排放对水体中磷的增加作用比鱼塘养殖更剧烈一些,猪粪是水体中磷的主要来源.但是猪场污水排放对沉积物中不同形态磷含量的影响不明显,这可能与水体中磷的存在形态和转化时间有关.
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:152342/466
Last time updated on 15/03/2018