关于东北地区嫩江平原开发、治理和保护的建议——以建设水稻商品粮基地为核心
관우동북지구눈강평원개발、치리화보호적건의——이건설수도상품량기지위핵심
Suggestions for the development, treatment and protection of the Nenjiang plain in the Northeast regions-Centering on construction of commercial rice bases
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