2008.09.04

超持久新驅蟲劑即將上市

血之渴望:猜猜哪一隻手噴了「敵避」?不含「敵避」的新驅蟲劑的持久力更勝「敵避」三倍之多。|Gregory Allen USDA , ARS Mosquito and Fly Research Unit, Gainesville, Fla.

血之渴望:猜猜哪一隻手噴了「敵避」?不含「敵避」的新驅蟲劑的持久力更勝「敵避」三倍之多。|Gregory Allen USDA , ARS Mosquito and Fly Research Unit, Gainesville, Fla.

© SCIENTIFIC AMERICAN, A DIVISION OF NATURE AMERICA, INC.ALL RIGHTS RESERVED.