玉米籽粒突变体dek48的表型鉴定与基因定位

石慧敏, 蒋成功, 王红武, 马庆, 李坤, 刘志芳, 吴宇锦, 李树强, 胡小娇, 黄长玲

Phenotype identification and gene mapping of defective kernel 48 mutant (dek48) in maize

Hui-Min SHI, Cheng-Gong JIANG, Hong-Wu WANG, Qing MA, Kun LI, Zhi-Fang LIU, Yu-Jin WU, Shu-Qiang LI, Xiao-Jiao HU, Chang-Ling HUANG

表2 野生型与dek48突变籽粒分离比统计分析

Table 2 Statistics and analysis of the segregation ratios of WT and dek48 mutants

总粒数 Total kernel number 突变体籽粒/野生型籽粒 dek48/WT χ2 M4 515 108/407 1.20 F2 (B73×dek48) 1019 236/783 1.84 F2 (C7-2×dek48) 1067 259/808 0.30 F2 (Mo17×dek48) 1401 326/1075 2.24