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小榕树叶子卷曲耷拉怎么办
更新时间: 2020-10-08 00:00:00  

1、需要增加底肥,把原先的土全部换成普通土;

2、要增加空气湿度,经常进行喷雾,去掉坏叶,用软布蘸啤酒擦叶片或用兑百分之十啤酒的水喷叶面,榕树喜阳,多见阳光,不能常浇;

3、榕树导致落叶的虫害主要有红蜘蛛、介壳虫,红蜘蛛个体比较小,一般危害部位为叶片的背面,是由于通风不良、空气干燥所引起,可全株用大水冲洗后喷施螨类专杀药剂即可,介壳虫危害部位以茎干、叶柄等处为多,危害性较大,需要及时防治,可用牙刷刷除或抹布擦拭干净,喷施杀扑磷等农药进行防治,效果皆良。

关键词: 榕树 叶子 卷曲 耷拉 怎么办

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