仙人指开花调控
仙人指开花调控关键在于光周期的调控。
1.促成栽培
为促进仙人指花芽形成,应在8月末逐渐减少浇水,停止施肥,并放在7~13。℃的冷凉环境中,每天给予连续13小时以上黑暗条件,大约在10~11月内就可见茎尖顶端有圆形小球状的花芽。在花芽形成后恢复浇水与温暖的环境条件,花芽便逐渐发育开放。
2.抑制栽培
在延迟花期时,仙人指的长日照处理较蟹爪兰晚1个月进行,调控方法同蟹爪兰,以上就是关于仙人指开花调控的介绍。
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