是黴菌感染,這就是為什麽。有辦法治療。苗一出來就噴殺黴菌的藥,苗小的時候也定期噴。苗很大時,可以摘掉底下感染的葉子。
本帖於 2017-10-22 06:17:42 時間, 由普通用戶 餓狼陀 編輯
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