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中国大鲵在华南地区最适人工繁殖时期
引用本文:刘鉴毅,庄平,谭启森,刘明国,何新梁.中国大鲵在华南地区最适人工繁殖时期[J].海洋渔业,2005,27(4):343-347.
作者姓名:刘鉴毅  庄平  谭启森  刘明国  何新梁
作者单位:1. 中国水产科学研究院长江水产研究所,农业部淡水鱼类种质资源与生物技术重点开放实验室,湖北,荆州,434000
2. 中国水产科学研究院东海水产研究所,农业部海洋与河口渔业重点开放实验室,上海,200090
3. 广州华宝珍稀水产养殖有限公司,广东,广州,510870
基金项目:国家级星火计划项目(编号:2004EA780068)
摘    要:大鲵自华中地区引进至华南地区,并驯养成功后,在特殊人工生态条件下,其性腺发育规律也随之发生改变。大鲵性腺成熟系数最大值,由大鲵自然产区的8月中旬提前到6月中旬至7月中旬。用大鲵周年性腺成熟积温推算,大鲵性腺成熟期亦为每年的6月中旬。1999和2000年的人工催产繁殖实践结果也显示大鲵在华南地区最佳繁殖期为6月中旬至7月中旬。

关 键 词:中国大鲵  性成熟系数  成熟积温  催产率  华南地区
文章编号:1004-2490(2005)04-0343-05
收稿时间:2005-09-27
修稿时间:2005-09-27

Optimum season for artificial breeding of Chinese giant salamander in south China
LIU Jian-yi,ZHUANG Ping,TAN Qi-sen,LIU Ming-guo,HE Xin-liang.Optimum season for artificial breeding of Chinese giant salamander in south China[J].Marine Fisheries,2005,27(4):343-347.
Authors:LIU Jian-yi  ZHUANG Ping  TAN Qi-sen  LIU Ming-guo  HE Xin-liang
Institution:1. Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Key and Open Laboratory of Freshwater Fish Germplasm Resources and Biotechnology, Ministry of Agriculture, Jingzhou 434000, China; 2. East China Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, Key and Open Laboratory of Marine and Estuarine Fisheries, Ministry of Agriculture, Shanghai 200090, China; 3. Guangzhou Huabao Rare Aquatic Animal Culture Co. , Ltd, Guangzhou 510870, China
Abstract:After successful introduction of giant salamander from central China to south China and successful domestication in artificial changed, The peak value appeared aquaculture condition in south China, the of mature coefficient appeared in mid-June rhythm of gonad development has to mid-July in south China, but it in mid-August in the original habitat areas. Compared with the accumulated temperature needed to reach maturity in the original habitat areas, the date of giant salamander peak spawning period in south China should he on 18 June. According to the results of artificial spawning practice in south China, the optimum period of giant salamander spawning also should be in mid-June to mid-July.
Keywords:Chinese giant salamander  mature coefficient  mature accumulated temperature  induced spawning rate  south China
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