陆地棉亲本间遗传距离与杂种优势的相关性研究

曲玉杰,孙君灵,耿晓丽,王骁,ZareenSarfraz,贾银华,潘兆娥,何守朴,龚文芳,王立如,庞保印,杜雄明

Correlation Between Genetic Distance of Parents and Heterosis in Upland Cotton

QU YuJie,SUN JunLing,GENG XiaoLi,WANG Xiao,Zareen Sarfraz,JIA YinHua,PAN ZhaoE,HE ShouPu,GONG WenFang,WANG LiRu,PANG BaoYin,DU XiongMing

表5 Cor3遗传距离与杂种优势的相关关系

Table 5 Correlation between heterosis and genetic distance by Cor3

性状 Trait 与遗传距离的相关性系数 Correlation coefficient with genetic distance 中亲优势MPH 超亲优势HB A B C D E A B C D E PH -0.11067 0.0312 0.0017 0.0052 0.1615** -0.1641** -0.0833 0.0051 -0.3327*** 0.0227 BW 0.1073 -0.0282 0.1353* 0.2430*** 0.0554 -0.0087 -0.0669 0.1034 0.1466* 0.0074 LP 0.1419* 0.1554** 0.0350 0.1358* -0.1145* -0.0849 -0.3894*** -0.1031 -0.2701*** -0.3032*** BN 0.1857** 0.1712** 0.1544** 0.0346 0.1311* 0.0608 0.0268 0.0603 -0.2319*** 0.1402* FL 0.1765** 0.0001 0.1664** 0.2205*** -0.1417* -0.1908*** -0.3943*** -0.0480 -0.3636*** -0.3814*** FS 0.1470* 0.1501** 0.0881 0.0730 -0.1812** -0.2267*** -0.3329*** -0.2339*** -0.3668*** -0.2409*** MIC 0.0100 0.0416 -0.0033 -0.0042 -0.0834 -0.2506*** -0.3376*** -0.2372*** -0.4879*** -0.1338* FU 0.0130 0.1898*** 0.0281 0.1364* 0.0113 -0.0461 -0.0260 -0.0401 0.0644 -0.0909 FE 0.2138*** 0.0941 0.2281*** 0.1783** 0.0139 0.1112 -0.1177* 0.0892 -0.0334 -0.0138 SCI 0.0193 0.1416* 0.0804 0.1335* -0.0742 -0.3766*** -0.3699*** -0.2454*** -0.4021*** -0.2531***