【摘要】 本文对引进的7个高梁杂交种，8个主要数量性状进行了相关分析，根据遗传相关系数矩阵的转换，作了主成分分析。结果表明：在新品种引进和选育时，应把生育日期作为第一因子来进行选择，其次为产量均成因子以及株型因子。更多还原

【Abstract】 The correlationship of eight main quantitative characters was analysed in seren sorghum hybirds and the principlc analysis was done by translating heritable correlation cbefficient matris. The results showed: the growing peride shouled be treated as first factor in the process of quoting and breeding of new varieties. then the facters of yield and plant structure.更多还原