70年代號召糧食產量達綱要畝產400斤，跨黃河過長江。即黃河以北400斤，黃淮平原600斤，長江以南中下遊平原800斤

來源: 老生常談12 於 2025-07-20 11:20:22 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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