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白兰花叶子发黄怎么办

更新时间: 2020-07-11 00:00:00     

白兰花叶子发黄的解决方法如下:

1、将白兰花置于通风良好处,防止引起红蜘蛛危害植物,使受害植株叶子发黄脱落;

2、于叶面变黄处喷药杀虫后,将盆移至阴凉处,节制浇水,不久即可重新生出新叶。

3、可用百分之0.2的硫酸亚铁水溶液喷洒叶面,每五至天喷一次。还可经常施以百分之0.5左右的硫酸亚铁水溶液,加以防治。

关键词: 白兰花 叶子 发黄 怎么办

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