玉米开花期调控机理及育种应用

杨娟, 赵月磊, 陈晓远, 王宝宝, 王海洋

Regulation Mechanism and Breeding Application of Flowering Time in Maize

Juan Yang, Yuelei Zhao, Xiaoyuan Chen, Baobao Wang, Haiyang Wang

图2 玉米雌雄花序动态发育示意图 (A) 玉米(自交系B73)为雌雄同株异花的植株(bar=30 cm); (B) 玉米雄花序发育进程(bars=100 μm); (C) 玉米雌花序发育进程(bars=100 μm); SAM: 茎尖分生组织; IM: 花序分生组织; BM: 分枝分生组织; SPM: 小穗对分生组织; SM: 小穗分生组织; FM: 小花分生组织; AM: 叶腋分生组织。V3-V9: 3至9叶期。

Figure 2 Morphological changes of early maize tassel and ear development (A) Maize (inbred line B73) is a monoecious plant with separate male and female flowers (bar=30 cm); (B) The process of tassel development in maize (bars=100 μm); (C) The process of ear development in maize (bars=100 μm). SAM: Shoot apical meristem; IM: Inflorescence meristem; BM: Branch meristem; SPM: Spikelet-paired meristem; SM: Spikelet meristem; FM: Floret meristem; AM: Axillary meristem. V3-V9 indicate the 3rd to 9th leaf stages.