尼罗罗非鱼体重与体维可量性状之间的关系Correlation between Body Weight and Body Dimension Measurements of Nile Tilapia Oreochromis niloticus
董在杰,梁政远,明俊超,徐跑,张守领,何杰,张平,谢庄
摘要(Abstract):
以尼罗罗非鱼为研究对象,通过测量和回归分析,研究体重与体维可量性状之间的相关关系。结果表明:体重与体长、身长、全长、体高、体厚等形态特征性状的相关性均高于0.85,呈较高的正相关关系;多元回归方程lnW=a+b1lnLS+b2lnDB和lnW=a+b1lnLC+b2lnDB对于全体数据的拟合度分别为0.958和0.955,拟合度较高,且在实际检验中效果较好,超过88%的个体误差范围在5.0%之内,可有效反映出不同体维性状对鱼类体重的影响。
关键词(KeyWords): 尼罗罗非鱼;体重;体维可量性状;相关性;回归分析
基金项目(Foundation): 中央级公益性科研院所基本科研业务费专项资金项目(2007JBFA01);; 农业部淡水鱼类遗传育种和养殖生物学重点开放实验室开放课题(BM2007-01)
作者(Author): 董在杰,梁政远,明俊超,徐跑,张守领,何杰,张平,谢庄
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