Show POULTRY LICE entomologists of the U S department of agriculture have demonstrated that all species of ii lice ce ny which aich infest poultry my b be i e q quickly bic k ay destroyed destroy ed by t y u i cation of a very small quantity of sodium flu orid orld according to the annual report of the chief of the bureau of entomology just issued entire flocks flocks of of poultry were cleared of the parasites in this way and were found to rem remain ain free when ordinary a ry prec precautions autio s were taken against by contact with infested fowls awls in connection with this work the entomologists of the department p part ment made the first coin complete studies of the chicken mite and determined that it depends exclusively upon the fowl for its food and develop in any stage on filth or similar similar substances in tests of a large series of insecticides it was found that a few thorough applications of crude petroleum to the interior of poultry houses will completely destroy the mites |