中新网国际新闻: 美国加州圣弗南度谷发现携带西尼罗河病毒蚊虫

中新网国际新闻

美国加州圣弗南度谷发现携带西尼罗河病毒蚊虫 Jul 31st 2018, 11:04 　　中新网7月31日电 据美国侨报网报道，美国卫生官员日前通知加利福尼亚州圣弗南度谷居民，经检测，该地区的蚊子对西尼罗河病毒呈阳性。

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