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17个高粱亲本7个数量性状的主成分分析及聚类分析结果表明,第一主成分为产量、生育期因子;第二主成分为穗部因子;第三主成分为高矮因子。17个亲本共聚力4类。据此可为高粱杂交种亲本选配提供参考信息。
The principal component analysis and cluster analysis of seven quantitative traits in 17 sorghum parents showed that the first principal component was yield and growth period; the second principal component was panicle; the third principal component was hedgehog. 17 parents co-poly 4 categories. According to this, we can provide reference information for parent selection of sorghum hybrids.