[Economic significance of the prevention of losses caused by blood-sucking diptera in grazing dairy cows].

@article{Riha1979EconomicSO,
  title={[Economic significance of the prevention of losses caused by blood-sucking diptera in grazing dairy cows].},
  author={J. Riha and Jaboslav Min{\'a}ř and Z Lamatov{\'a} and Olga Matou{\vs}kov{\'a}},
  journal={Veterinarni medicina},
  year={1979},
  volume={24 5},
  pages={275-83}
}
It was was demonstrated in an experiment that the blood-sucking dipterous insects adversely affected the efficiency of cows on pasture; these cows showed a significantly decreased milk yield and milk fat percentage. The experiment was conducted in South Bohemia at Chlum u Trebonĕ where seven species of gnats occurred in considerable abundancy, including the largest populations of Aedes sticticus (Meig.), Ae. cinereus Meig., Ae. vexans Meig. and Ae. punctor Kirby, which represented more than 80… CONTINUE READING