海狸色獭兔主要繁殖性状的遗传参数估计

China Herbivore Science(2017)

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Abstract
采用REML方法对海狸色獭兔连续两个世代(2014,2015)繁殖性状的遗传力进行估计,并对各繁殖性状之间进行了相关分析.结果表明:海狸色獭兔的初产仔数(0.2672)、产活仔数(0.2672)和初生窝重(0.1056)属于中低遗传力性状,而泌乳力(0.3270)属于中等遗传力性状.通过各遗传性状间的相关分析可知:各遗传性状间均具有较高的遗传正相关,可根据此特性对海狸色獭兔母兔进行早期选择.
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