纯合度

青海牦牛αS1CN有效等位基因数为20626个，基因杂合度为051518，基因纯合度指数为03939；

The effective number of alleles , the gene heterozygosity and the gene homozygosity index were 2.062 6, 0.515 18 and 0.393 9 , resp . , on the locus of α _ ( S1 ) - CN in Qinghai yaks .

剑尾鱼（Xiphophorushelleri）RR-B系的近交培育和遗传纯合度分析

Inbreeding and genetic purity analysis of Swordtail fish ( Xiphophorus helleri ) RR-B strain

以近交F18与DBA／2交配进行毛色基因测试，其杂交1代毛色一致，提示F18无毛小鼠已达到较高的基因纯合度。

The result of coat color test crossing of the F18 with DBA / 2 showed that the color genes in F18 were homogenous .

新型甘蓝型油菜具有很大的氮效率潜力，但是使材料达到足够的纯合度，是挖掘其潜力的前提。

The new-typed Brassica napus had large potential , but should be made homozygous first .

研究了人工授粉条件下6个遗传背景差异较大、纯合度高的陆地棉亲本的异交亲合力及杂交铃主要性状差异。

With 6 different genetic background and high pure upland cotton lines as female parents , the variation of allogamous affinity and main traits of hybrid boll were analyzed under assisted pollination .