The utility model relates to insect prevention device, especially a window screen with insect prevention function.

本实用新型涉及昆虫防护作用装置，特别是一种具有昆虫防护作用的纱窗。

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With orthogonal design method, the prevention experiment was done by using the mixture combining 40% oxidizing dimethoate and 20% insect killing oil slick.

应用正交设计方法，采用40%氧化乐果加打蚧20%浮油制成混合剂进行防治试验。

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This paper introduces the morphological characters and biological characters of the wax insect, and expounds the control features and prevention methods of the wax insect.

介绍了白蜡蚧的形态特征和生物学特征，阐述了白蜡蚧的防治特点和防治方法。

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Health experts say prevention measures include avoiding mosquito bites, using insect repellant and getting rid of insect breeding sites.

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Health experts say prevention measures include avoiding mosquito bites, using insect repellent and getting rid of insect breeding sites.

CNN: West Nile virus on the rise in the U.S., health officials say