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After scientists confirmed that mosquitoes can transmit yellow fever and other diseases, mosquito control emerged as an important public health measure. Discover how Americans have managed mosquitoes at home and abroad through this selection of items from the NLM collection.

A photo of a white soldier in the woods spraying mist from an apparatus

Soldier operating a hand rotary-blower to apply mosquito larvicide, 1945

Courtesy National Library of Medicine

This soldier used a blower to apply a powdered larvicide in a wooded area during World War II. Larvicides kill mosquitoes before they mature into adults capable of spreading disease.


For more information about pesticides, visit MedlinePlus.