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郁金香叶子黄了怎么办
更新时间: 2020-10-06 00:00:00  

郁金香叶子发黄的解决方法:

1.防治虫害,分株移栽:及时清理枯萎的叶片,时刻保证地面没有枯叶;病虫害主要是真菌感染要用消毒液杀菌,或直接喷洒稀释农药;如果植株过密,就要进行分株移栽,保证植株之间有一定的空隙,通风良好。如果是盆栽的,尽量移到通风处养护;

2.施肥浇水,合理控温:土壤过干或过涝,植株都会呈现病态,所以要合理浇水,见干见湿,园地中的郁金香不可大规模的灌溉,尽量喷洒;施肥以液肥为主,每周一次施稀薄液肥,叶子发黄期间可以适当增加磷肥;合理控制温度,当温度达到20℃以上,可以向植株周围洒水降温。

关键词: 郁金香 叶子 怎么办

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