摘要: |
根据中华绒螯蟹的资源及其养殖现状,分析了我国目前各水系河蟹的种质变异及其河蟹幼蟹培育和成蟹养殖中存在的问题.针对中华绒螯蟹种质资源保护的要求,就防止河蟹幼蟹性早熟及和蟹养殖的遗传污染与种质混杂等问题,提出了对长江河蟹品质保持的初步设想. |
关键词: 中华绒螯蟹 养殖 种质 资源 保护 |
DOI:10.18307/20010311 |
分类号: |
基金项目:中国科学院重大A(KZ951-A1-102-01-08);农业重大项目(NK95-01-01-02);江苏省科委项目(BS-98114)联合资助 |
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Resources and Culturing Situation of Chinese Mitten Crab (Eriocheir sinensis)and Species Character Conservation |
GU Xiaohong1, ZHAO Fushun2
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1.Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences, Nanjing 210008, P. R. China;2.Nanjing Vegetable-Seed Company, Nanjing 210042, P. R. China
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Abstract: |
According to the resources and culturing situation of Chinese mitten crab (Eriocheir sinensis) of China, this paper analyzed present problems concerning the culturing of crab fingerlings, adult crab and the aberrance of idoplasm.Meanw hile, to meet conservation demand of the species character, the author discussed some question on the contamination of heredity and the intermix of idoplasm, and put forw ard some suggestions for the conservation of Chinese mitten crab. |
Key words: Chinese mitten crab (Eriocheir sinensis) culture conservation species character resources |