Carbon and nitrogen budget in fish-polychaete integrated aquaculture system

查看全文 作　　者：Fawen [1]HU;Ming [1]SUN;Jinghui [2,3]FANG;Guodong [4]WANG;Li [1]LI;Fengxiang [1]GAO;Yuxia [1]JIAN;Xue [1]WANG;Guangbin [1]LIU;Yan [1]ZOU;Wen [1]GUO

机构地区：[1]Marine Biology Institute of Shandong Province,Qingdao 266104,China;[2]Yellow Sea Fisheries Research Institute,Chinese Academy of Fishery Sciences,Qingdao 266071,China;[3]Laboratory for Marine Fisheries Science and Food Production Processes,Pilot National Laboratory for Marine Science and Technology(Qingdao),Qingdao 266071,China;[4]Marine Science and Engineering College,Qingdao Agricultural University,Qingdao 266109,China

出　　处：《Journal of Oceanology and Limnology》索引2021年第39卷第3期,共9页

基　　金：Supported by the National Natural Science Foundation of China(No.41876185);the Major Agricultural Applied Technological Innovation program in Shandong Province(No.SD2019YY007);the Central Public-interest Scientifi c Institution Basal Research Fund,Chinese Academy of Fishery Sciences(No.2018GH15)。 摘　　要：Integrated multi-tropic aquaculture(IMTA)systems have been used in China for many years and have achieved significant economic,social,and ecological benefits.However,there is still a lack of benthic bioremediation species that can effectively utilize the aquaculture particulate organic waste in the system.Polychaete Perinereis aibuhitensis Grube is used as an environmental remediation species for large-scale aquaculture to reduce particulate organic waste,which is of great significance to environmental protection.To improve bio-elements utilization efficiency,P.aibuhitensis was applied for IMTA indoor fish(Hexagrammos otakii)farming.Results showed that in the system,production of 1 kg of the fish discharged 2141-2338 mg of carbon and 529-532 mg of nitrogen,while in the monoculture of the fish,the figures were 3033-3390 mg and 764-794 mg,or 24.84%-35.26%and 30.35%-33.32%less,respectively.This approach promoted IMTA technology that could utilize the particulate organic waste from intensive aquaculture and reduce the adverse environmental effects. 关键词：Perinereis aibuhitensis Grube Hexagrammos otakii integrated multi-tropic aquaculture(IMTA) carbon and nitrogen budget sediment remediation

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Carbon and nitrogen budget in fish-polychaete integrated aquaculture system

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