A livestock building, i.e. a chicken coop, a pigsty or a cowshed - this is a place where insects are everywhere, all this is due to the manure that "attracts" them. The conditions prevailing in the breeding of livestock are ideal for the development of insect larvae: it is humid, warm and there is plenty of food for pests. Under such favorable conditions, insects multiply at a rapid pace. Intrusive insects running and flying on farms are a huge problem for the hosts, and even more so for animals, because they are carriers of many dangerous diseases. Insects spread fungal, bacterial and viral diseases between animals from one farm but also between farms. Animals living in a building full of insects, e.g. flies, are exposed to stress, can not rest and calmly take feed and water, this is associated with a decrease in their productivity, and at the same time a decrease in the quality of animal products and animal origin, i.e. meat, milk, eggs. Disinsection - is the fight