不同玉米自交系子粒脱水速率及其与主要影响性状的相关分析

陈广周,王广福,渠建洲,司雷勇,金岩,徐淑兔,薛吉全,路海东

Study on Grain Dehydration Rate and Correlation Analysis of Major Related Characters in Different Maize Inbred Lines

Guangzhou Chen,Guangfu Wang,Jianzhou Qu,Leiyong Si,Yan Jin,Shutu Xu,Jiquan Xue,Haidong Lu

表2 不同玉米自交系间的果穗性状比较

Table 2 The comparison of ear characters among different maize inbred lines

指标Index KB043 KB593 KB024 KA105 KA106 KA109 KB102 昌7-2 Chang7-2 PH4CV 91227 F 穗长Ear length (cm) 13.9b 16.1a 16.3a 13.9b 15.0ab 15.6ab 15.6ab 9.9c 13.8b 14.3ab 16.68** 穗粗Ear width (cm) 4.05bc 3.83cd 3.47d 3.91bc 4.45a 4.25ab 3.87d 4.05bc 3.65d 3.74cd 12.25** 轴粗Cob diameter (cm) 2.42bc 2.75cd 2.24d 2.70bc 2.78ab 2.90a 2.25d 2.69bc 2.64d 2.35cd 17.87** 穗行数Rows per ear 16ab 18a 18a 16ab 18a 16ab 12c 16ab 14bc 16ab 5.56** 行粒数Kernels per row 23abc 21bc 26abc 28a 28a 25abc 22abc 21abc 20c 23abc 4.26** 粒长Grain length (cm) 0.72ab 0.54c 0.62bc 0.65abc 0.84a 0.68abc 0.81abc 0.60abc 0.51c 0.70abc 5.22** 粒宽Grain width (cm) 0.72bc 0.66c 0.63c 0.65c 0.72bc 0.81ab 0.86a 0.73bc 0.69bc 0.74bc 7.50** 粒厚Grain thickness (cm) 0.52cd 0.61ab 0.51cd 0.46d 0.49cd 0.55bc 0.64a 0.44d 0.51cd 0.55bc 10.06**