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以3组不同的核质不育系及其保持系为材料,分别与4个高配合力的测验种测交,对测交种产量性状进行方差分析,分析不同胞质不育系类型对产量优势的影响。结果表明,T型不育系T103、DT-合344和ZT-合344所组配测交种和其保持系组配的测交种相比产量差异不显著;C型不育系85218A组配测交种的产量比保持系增产11.81%,达显著差异水平。
Three different CMS lines and their maintainer lines were used as test materials, respectively, and four test lines with high combining ability were used to analyze the variance of yield traits of test cross, and the effects of different cytoplasmic male sterile lines on yield Advantages of the impact. The results showed that there was no significant difference in yield between the tested hybrids of T-CMS line T103, DT-combined 344 and ZT-combined 344 and that of their maintainer lines. The C-type CMS line 85218A The yield of test cross was increased by 11.81% compared with that of maintainer, reaching a significant level of difference.