Flies are also the main negative indicator of the low-level sanitary condition of the production. At livestock farms and complexes of the Yukhnovsky District of the Kaluga Region, a significant part of livestock products is lost due to the parasitism of harmful insects, namely flies. The article describes some features of the fauna and ecology of zoophillic flies spread on the territory of the Collective Agricultural Enterprise UGRA in Yukhnov. The dominant species is Musca domestica domestica

more »

... CI 81.62%), the subdominant species are Protophormia terrae-novae (CI 13.97%), Muscina stabulans (CI 0.94%), Calliphora uralensis (CI 0.86%) and Fannia canicularis (CI 0.86%). Few in number are Calliphora vicina (CI 0.68%), Lucilia sericata (CI 0.45%), Сеrохуs urticae (CI 0.34%), Themira putris (CI 0.18%) and Ravinia striata (CI 0.15%). Diptera of the family Muscidae (CI 71.8%) dominate on pastures, and Caliphoridae (16.9%) and Sarcofagidae (6.2%) are subdominant. In the first family, the housefly is the most widespread (CI 21.6%) followed by Musca osiris (pasture fly 8.4%). The total duration of flying of the main species of zoophillic flies in their habitats ranges from 100 to 150 days.