发芽前，喷2-3次Neem Oil，这方法对果树防霉病很有用，对葡萄霜霉病也应管用。

来源: 树童于 2014-02-28 18:48:34 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.