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简述非洲大蜗牛的危害性。

问答题
2021-12-25 00:28
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(1)成、幼螺取食寄主叶片,可将整株叶片吃光,尤其是叶菜类受害明显。
(2)为许多人畜寄生虫病和病原菌的中间寄主。例如可传带引起人体脑炎的广州广眠线虫;非洲大蜗牛结核病为人畜共患病;还是家畜、家禽、野生动物的多种寄生吸虫、线虫、绿虫的中间寄主。
(3)传播植物病菌。可传播棕榈疫霉,造成可可黑荚病的扩散,传播芋疫霉菌及烟草疫霉菌,造成胡椒根腐病害。
(4)爬进厨房取食饭菜,留下令人厌恶的粘液,影响居室环境卫生。


试题解析

标签: 植物检疫 农学
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