【摘要】 通过对玉米自交系穗部性状的相关及通径分析 ,提出选育优良的玉米自交系 ,首先要确定适宜的生育期 ,对穗部性状应依此注重行粒数、千粒重和出籽率的选育 ,并做到穗长穗粗并举 ,对穗行数和秃尖率可以放宽选择要求。更多还原

【Abstract】 The correlation and path analysis of ear characters in maize inbred lines were analysed. The results showed that it should be sequentially paid more attention to select grain number of a row, 1000 kernel weight and grain percentage for good maize inbred-lines. Kernel number per ear and bear lip percentage were not strict to select.更多还原