池养大弹涂鱼生长的初步研究  被引量:1

Preliminary study on the growth of mudskipper Boleophthalmus pectinirostris in farming pond

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作  者:许式见[1] 竺俊全[1] 丁理法 宋聪静[1] 陈慧群[1] 

机构地区:[1]宁波大学生命科学与生物工程学院,浙江宁波315211 [2]浙江省温岭市水产技术推广站,浙江温岭317500

出  处:《台湾海峡》2007年第2期270-275,共6页Journal of Oceanography In Taiwan Strait

基  金:浙江省科学技术厅项目(2005C32020);宁波大学科研基金项目(XK200442)

摘  要:本文研究了浙江温岭池塘养殖的2龄大弹涂鱼的生长特性、各基本生长指标间的关系以及肥满度等.结果表明:大弹涂鱼雌雄生长差异不显著;体长与体高、体宽的相关关系分别为Ls=5.685 7Hb+12.219(r=0.991 1)、Ls=5.397 3D+23.084(r=0.989 5),体长与体重、纯体重的相关关系分别为W=2×10-6Ls3.502 5(r=0.996 6)、Wn=1×10-6Ls3.519(r=0.997 2);大弹涂鱼6-7月生长速度较快,8月生长减慢,9-11月又较快生长,12月至翌年2月生长最慢,翌年3-6月生长又相对加快.大弹涂鱼体长和体重相对增长率的年变化规律与池塘水温年变化一致.大弹涂鱼的肥满度随着鱼的生长而增大.与已报道的野生大弹涂鱼及虾池养殖大弹涂鱼的肥满度进行了比较,提出了提高池塘养殖大弹鱼肥满度的措施.This paper deals with growth characteristics with relation among basic growing indexes and condition factor of the mudskipper Boleophthalmus pectinirostris at age of 2 years old, collected from fish farms located in Wenling of Zhejiang Province. The results are as follows: ( 1 ) there is no difference on the growth between male and female of the mudskipper; (2) the length-height and length-width relationship are expressed as Ls = 5.685 7Hb + 12.219(r = 0.991 1) and Ls = 5.397 3D + 23. 084 (r = 0. 989 5 ) , respectively; (3) the length-weight relationship formulas are calculated to be W = 2 × 10^-6 Ls 3.502 5(r = 0. 996 6) ,Wn = 1 × 10-6L^-6 3. 519(r = 0. 997 2) ; (4) the mudskippers of 2 years old are in the fast growing stage from Jun to November except August,being getting slow in August, December, January and February, and being gradually fast after March in the second year; ( 5 ) the change of the relative rates of increase in body and weight is consistent with water temperature;(6) the condition factor increases with growth getting length of the mudskipper. A series of methods that could increase condition factor are proposed based on the comparison of condition factor of the mudskipper in wild.

关 键 词:水产学 大弹涂鱼 池塘养殖 生长特性 肥满度 

分 类 号:S917.4[农业科学—水产科学]

 

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