• Corpus ID: 55454684

Control of Biting and Annoying

@inproceedings{2008ControlOB,
  title={Control of Biting and Annoying},
  author={},
  year={2008}
}
  • Published 2008
t was observed in laboratory I tests that additions of synthetic urea to the rearing medium killed larvae of the eye gnat, Hippelates collusor (Townsend). Mortality was direct through contact with this fertilizer. Therefore, field tests were conducted to test the effectiveness of urea against natural H. collusor populations and also against the biting gnat, Leptoconops kerteszi (Kieffed, which breeds in river bottoms and moist sandy soils in southern California. Nat u rat I y breed i n g fie Id… 

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