人工湿地净化高盐度养殖废水的效果Purifying Effects of Constructed Wetlands on High-salinity Aquaculture Wastewater
刘永士,施永海,张根玉,张海明,邓平平,张宗锋
摘要(Abstract):
研究了人工湿地循环处理哈氏仿对虾(Parapenaeopsis hardwickii)高盐度(21.1-23.3)养殖废水的净化效果。人工湿地对高盐度养殖废水中各水质指标去除率为:总氨氮66.7%,亚硝酸盐80.0%,化学需氧量12.5%,浊度69.1%,硝酸盐-12.1%,总氮3.5%,总磷0.0%。养殖池水质状况良好。在试验负载范围内,湿地对总氨氮、亚硝酸盐、浊度的去除量随进水污染负载量的增加而增加。研究表明:人工湿地能持续有效降低哈氏仿对虾养殖废水中的主要水质因子浓度。
关键词(KeyWords): 人工湿地;养殖废水;净化效果;去除率;高盐度
基金项目(Foundation): 上海市科技兴农重点攻关项目[沪农科攻字(2010)第1-4号];; 上海高校知识服务平台上海海洋大学水产动物遗传育种中心(ZF1206)
作者(Author): 刘永士,施永海,张根玉,张海明,邓平平,张宗锋
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