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玉米花期根系结构的表型变异与全基因组关联分析
张小琼1,郭剑2,代书桃3,任元4,李凤艳5,刘京宝3,李永祥2,张登峰2,石云素2,宋燕春2,黎裕2,王天宇2,邹华文1(),李春辉2()
Phenotypic Variation and Genome-wide Association Analysis of Root Architecture at Maize Flowering Stage
ZHANG XiaoQiong1,GUO Jian2,DAI ShuTao3,REN Yuan4,LI FengYan5,LIU JingBao3,LI YongXiang2,ZHANG DengFeng2,SHI YunSu2,SONG YanChun2,LI Yu2,WANG TianYu2,ZOU HuaWen1(),LI ChunHui2()

图1. 玉米地下节根相关性状变异
A:玉米根系表型多样性;B:地下节根相关性状频数分布图;RLN:地下节根层数;TRN:地下节根总条数;RA:地下节根角度（°）;RS:地下节根面积（cm2）;RV:地下节根体积（cm3）;RDW:地下节根干重（g）。下同

Fig. 1. Phenotypic variation of belowground node root-related traits of the maize
A: Phenotypic diversity of maize root; B: Frequency distribution of belowground node root-related traits; RLN: Belowground node root layer number; TRN: Total number of belowground node root; RA: Belowground node root angle (°); RS: Belowground node root shadow area (cm2); RV: Belowground node root volume (cm3); RDW: Belowground node root dry weight (g). The same as below