Shandong; floods and droughts; control measures; food production; farmland water conservancy; farmers savings; and warehouse.

  • 山东; 水旱灾害; 防治措施; 粮食生产; 农田水利; 农民积蓄; 仓储.

  • 网络文摘精选 2025-01-18 11:48:23

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