我做過幾次，種子最好是從買來的瓶子裏取而不是自己再生的酸奶裏取，否則雜菌會越來越多。

來源: xiaochu3 於 2018-04-23 13:10:43 [舊帖] [給我悄悄話] 本文已被閱讀：次

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