In order to develop farms specializing in cocooning, to further increase the yield and quality of cocoons from silkworms, attention is being paid to feeding worms in special worm houses and building modern worm houses. In special worm houses, new technologies are used, such as rooms for rearing worms, preparation and storage of leaves, wrapping and sorting of cocoons, storage of equipment used in worm rearing, recreation and improvement of other rooms.