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绿钻为什么长黄斑
更新时间: 2020-11-03 00:00:00  

绿钻长黄斑是真菌性病害,可用多菌灵防治。水分过多过少,阳光过强过弱,肥料过多过少都会引起叶片发黄。但发黄的情况不一样,应仔细观察分析原因,加以纠治。

绿钻喜林芋等大多原产于美洲热带和亚热带地区,攀援生长在树干和岩石上。性喜温暖湿润和半阴环境。生长适温为20—28℃,越冬温度为5℃。

绿钻喜林芋多用扦插繁殖,在高温季节很易生根。一般于4—8月间切取茎部3—4节,摘去下部叶,将插条插了腐叶土和河沙掺半的基质中,保持基质和空气湿润。经2—3周即可生根上盆。

关键词: 为什么 黄斑

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