A plane prepares to take off during a mission to spray pesticide to eliminate mosquito in Beitun District, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2007. Beitun District is located near IrtySh River, a major mosquito-breeding area in summer.

A plane sprays pesticide to eliminate mosquito in Beitun District, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2007. Beitun District is located near IrtySh River, a major mosquito-breeding area in summer.

A plane sprays pesticide to eliminate mosquito in Beitun District, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2007. Beitun District is located near IrtySh River, a major mosquito-breeding area in summer.

(Xinhua News Agency July 6, 2007)