堆起來讓它發酵，然後用。我後院有一個堆肥坑，裏麵都是割草後的草，收得樹葉，拿來的牛馬糞也先放在裏麵一起發酵。

來源: 薛成於 2017-08-02 10:35:03 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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