说明改良土壤的事做对了，产量增加了，同时休耕后还种了很多树水土流失现象改善更适合种这两种庄稼了

来源: tobefrank 于 2021-01-24 19:09:38 [旧帖] [给我悄悄话] 本文已被阅读：次

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