尽管中国农民的人工费用远低于美国，但一家一户小农经济方式的种粮成本却是美国的数倍，根本没有竞争力

来源: sxyz 于 2025-04-13 11:01:46 [旧帖] [给我悄悄话] 本文已被阅读：次

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