Influence of light and darkness on the behaviour of Dermanyssus gallinae on layer farms.

Abstract

The behaviour of Dermanyssus gallinae was investigated on two layer farms where two different light programs were introduced in the 40th week of hen life. In layer house No. 1, light was applied continuously for 16 hours during the day, while layer house No. 2 was subjected to 4 hours of light and 2 hours of darkness applied alternately during the day. To… (More)

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Cite this paper

@article{Sok2008InfluenceOL, title={Influence of light and darkness on the behaviour of Dermanyssus gallinae on layer farms.}, author={Rajmund Sok{\'o}ł and A Szkamelski and Dariusz Barski}, journal={Polish journal of veterinary sciences}, year={2008}, volume={11 1}, pages={71-3} }