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凡纳滨对虾室内封闭式养殖水质变化与氮收支的试验研究
引用本文:臧维玲,杨明,戴习林,张煜,侯文杰,刘永士,丁福江.凡纳滨对虾室内封闭式养殖水质变化与氮收支的试验研究[J].农业环境科学学报,2009,28(5).
作者姓名:臧维玲  杨明  戴习林  张煜  侯文杰  刘永士  丁福江
作者单位:1. 上海海洋大学水产与生命学院,上海,201306
2. 上海申漕特种水产开发公司,上海,201516
基金项目:上海市科委创新行动计划 
摘    要:采用模式Ⅰ(臭氧机、增氧机、净水网与复合微生物制剂等)与模式Ⅱ(增氧机、净水网、复合微生物制剂与漂白粉精等)开展室内凡纳滨对虾封闭式养殖试验,探讨了养殖池水质变化规律及氮收支状况.结果表明,在80d养殖过程中,两模式所调控的养殖试验池主要水质指标均控制在对虾生长的安全范围.其中以模式Ⅰ与模式Ⅱ分别调控水质的1号与3号试验池主要水质指标平均值为:pH分别为7.92与7.96,DO分别为6.43与6.37 mg·L-1,TAN分别为0.517与0.558 mg·L-1,NO2-N分别为0.396与0.318 mg·L-1,异养菌总数6 863与19 cfu·mL-1,弧菌数分别为13 456与25 cfu·mL-1.两池单位水体产量分别为1.18和1.02 kg·m-3.两试验池氮收支估算结果为:投入饲料氮分别占氮总输入94.6%与95.3%,水层与虾苗含氮共占5.4%与4.7%;水层氮(含排污水)占氮总输出50.7%与58.3%,其近似于通常泥底养虾塘水层与底泥含氮之和占氮总输出的比例,其次是收获对虾占氮总输出31.9%与25.3%,池水渗漏等损失输出氮量占氮总输出17.4%与16.4%.

关 键 词:凡纳滨对虾  水质  饲料  氮收支  封闭式养殖

Experimental Research on Change of Water Quality and Nitrogen Budgets for Indoor Closed Culture Ponds of Litopenaeus Vannamei
ZANG Wei-ling,YANG Ming,DAI Xi-lin,ZHANG Yu,HOU Wen-jie,LIU Yong-shi,DING Fu-jiang.Experimental Research on Change of Water Quality and Nitrogen Budgets for Indoor Closed Culture Ponds of Litopenaeus Vannamei[J].Journal of Agro-Environment Science( J. Agro-Environ. Sci.),2009,28(5).
Authors:ZANG Wei-ling  YANG Ming  DAI Xi-lin  ZHANG Yu  HOU Wen-jie  LIU Yong-shi  DING Fu-jiang
Affiliation:1.College of Fisheries and Life;Shanghai Ocean University;Shanghai 201306;China;2.Shanghai Shencao Special Fisheries Development Company;Shanghai 201516;China
Abstract:Traditional shrimp farming has caused many environmental and economical problems, such as worsen quality of offshore waters, disease outbreak and production losses. In order to promote the development of shrimp farming industry, some new techniques and facilities were used in many countries in recent years to fit the demand of eco-aquaculture. Combined biosecurity techniques were applied in this study such as ozone, water purge net, microbe, continuous aeration and water recirculating system to maintain sui...
Keywords:Litopenaeus vannamei  water quality  feed  nitrogen budget  closed culture  
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