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蚜虫对柑橘有哪些危害

更新时间: 2022-03-10 10:48:45     

1、柑橘果树上蚜虫危害,并非只是吸取果树的幼嫩部位的汁液,同时在转株危害后,可传播柑橘树病毒。有细心的朋友就会发现,果树上如果出现蚂蚁,就说明这个果树上是开始滋生蚜虫了。

2、由于蚜虫分泌的蜜露,比较粘,粘在叶子部位,风吹不掉,最易遭致真菌的滋生,真菌发生过后,在叶片上留下一层煤灰一样的黑色物质,覆盖叶片上,严重影响叶片的光合作用。

关键词: 蚜虫 柑橘 哪些 危害

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