不一定是全沙。後母地鋪的人工土和原土1比1混合，再加些沙就高級的了。混些許顆粒肥料在土中但不能過量。

來源: 明初於 2025-04-09 11:45:38 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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