1.The grow progress of bulb is divided to 5 stages: probulb idiophase, probulb enlargement stage, primarybulb idiophase, bulb weight fast gain stage and bulb plenum stage.
1.地下鳞由原生鳞
和侧生鳞
,
生长发育可划
为5个阶段:原生鳞
化期、原生鳞
膨大期、侧生鳞
形
期、鳞
快速膨大期、鳞
充实期。