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如何除掉兰花叶面上的介壳虫

更新时间: 2020-09-16 00:00:00     

除掉兰花叶面上的介壳虫方法如下:

用白酒兑水,比例为1比2,治虫时喷洒在盆土的表层,介壳虫在春季室温7度时,便开始活动,可在4月中喷洒一次,此后每隔半个月喷洒一次,连续4次见效;用食醋50毫升,将小棉球放入醋中浸湿后,用湿棉球在受害的花木茎,叶上轻轻的揩擦,即可将介壳虫揩掉杀灭;用酒精反复擦拭病株,能把介壳虫除掉,并且清除得十分干净,彻底;用柴油,洗衣粉,水按10比0.6的比例调成母液,用水稀释含油百分之30药液后,对兰花上介壳虫仔细喷洒即可。

关键词: 如何 除掉 兰花 叶面 介壳

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