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自然条件下福寿螺繁殖特性

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成果类型:
期刊论文
作者:
刘军;何跃进;谭济才;许成香;钟浪;...
通讯作者:
Tan, J.-C.
作者机构:
[谭济才; 钟浪; 王志高] College of Bio-Safety Science and Technology, Hunan Agricultural University, Changsha 410128, China
Hunan Environment-Biological Polytechnic, Hengyang 421005, Hunan, China
[许成香; 廖千国; 何跃进] Agricultural Bureau of Zixing County, Zixing 423400, Hunan, China
[刘军] College of Bio-Safety Science and Technology, Hunan Agricultural University, Changsha 410128, China, Hunan Environment-Biological Polytechnic, Hengyang 421005, Hunan, China
通讯机构:
[Tan, J.-C.] C
College of Bio-Safety Science and Technology, , Changsha 410128, China
语种:
中文
关键词:
福寿螺;繁殖;水稻田
关键词(英文):
Paddy field;Pomacea canaliculata;Reproduction
期刊:
应用生态学报
ISSN:
1001-9332
年:
2012
卷:
23
期:
2
页码:
559-565
基金类别:
湖南省财政专项资金项目(2008-54,2009-55,2010-47)资助;
机构署名:
本校为第一机构
院系归属:
植物保护学院
摘要:
为了弄清福寿螺在自然条件下的繁殖特性,在湖南省资兴市水稻田内进行了为期3年的人工养殖试验.结果表明:福寿螺在湘南自然条件下1年可发生不完全3代.第1代、第2代和第3代(越冬代)雌螺的平均性成熟期分别为59.3、45.4和213.0d.雄螺的平均性成熟期比雌螺早4.3d.福寿螺的自然性比(♀:♂)为1.54:1.每次交配持续时间平均为19.2h,但并非每次交配后都会产卵.田间福寿螺月产卵块数与月平均气温呈显著正相关(r=0.756).福寿螺卵块的平均孵化期(d)与日平均气温(℃)呈显著负相关(r=-0.980),其线性回归方程为y=-0.726x+23.064.福寿螺卵块的平均孵化期为20.7d,平均孵化率为44.1%.雌螺与雄螺的平均寿命分别为2....
摘要(英文):
Abstract: A three-year breeding experiment was conducted in a paddy field in Zixing City of Hunan Province, South-central China to study the characteristics of golden apple snail (Pomacea canaliculata) reproduction under natural conditions. Under the natural conditions in southern Hunan Province, the snails could approximately reproduce three generations per year. The average sexual maturity periods of the first, the second, and the third generation of the female snails were 59.3, 45.4 and 213.0 days, respectively, and those of the male snails were 4.3 days earlier than the females'. The natur...

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