密度和株行距配置对川中丘区夏玉米群体光分布及雌雄穗分化的影响

金容,李钟,杨云,周芳,杜伦静,李小龙,孔凡磊,袁继超

Effects of density and row spacing on population light distribution and male and female spike differentiation of summer maize in hilly area of central Sichuan

Rong JIN,Zhong LI,Yun YANG,Fang ZHOU,Lun-Jing DU,Xiao-Long LI,Fan-Lei KONG,Ji-Chao YUAN

图4 玉米雌穗小穗分化和小花分化期形态特征 a1~a5分别代表小穗分化期(6月29日)的A1B1~A1B5; b1~b5分别代表小穗分化期(6月29日)的A2B1~A2B5; c1~c5分别代表小花分化期(7月7日)的A1B1~A1B5; d1~d5分别代表小花分化期(7月7日)的A2B1~A2B5。

Fig. 4 Morphological characteristics in spikelet differentiation and floret differentiation of young ear in maize a1-a5 represent A1B1-A1B5 at spikelet differentiation stage (June 29) respectively; b1-b5 represent A2B1-A2B5 at spikelet differentiation stage (June 29) respectively; c1-c5 represent A1B1-A1B5 at floret differentiation stage (July 7) respectively; d1-d5 represent A2B1-A2B5 at floret differentiation stage (July 7) respectively.