NLM Digital Collections

Search

Start Over Subjects Mosquito Control -- methods ✖Remove constraint Subjects: Mosquito Control -- methods Titles DDT as a mosquito larvicide: hand mixing and spraying ✖Remove constraint Titles: DDT as a mosquito larvicide: hand mixing and spraying Copyright Public domain ✖Remove constraint Copyright: Public domain

Refine by:

  • DDT as a mosquito larvicide: hand mixing and spraying1