以17个玉米杂交组合为材料，对10个穗部性状和子粒含水量进行相关性分析。
Correlation analysis was conducted on kernel water content and 10 ear characteristics of maize for 17 maize hybrid lines.
运用灰色关联度分析法，对12个玉米杂交组合的14个主要性状间的相互关系进行了研究分析。
The grey correlative degree analysis was employed to investigate the relationship among 14 characters of 12 combinations of maize hybrids.
借鉴杂交玉米育种中的配子选择法，设计了6311S配套恢复系选育的组合判别法研究。
In the experiment, the combining-mating screening method in breeding restorer lines of 6311S was designed according to the gamete selection applied in hybrid maize breeding.
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