中新网国内新闻: 北京“花蚊子”密度渐增 全市统一灭蚊周下月启动

中新网国内新闻

北京“花蚊子”密度渐增 全市统一灭蚊周下月启动 www.chinanews.com/gn/2018/05-09/8509766.shtml May 9th 2018, 15:06
  “花蚊子”密度近几年不断增加

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