Show righting parasites only a beginning baa been made by the government in the work of fighting the parasites of animals by always condemning ahe ggs which are infected with the disease will beren dered less common heel flies and gad flies aro combated successfully and destroyed by pred mg tar ointment over the bodies of ali e beasts attacked in iti labors the bureau of animal industry of the department of devote its attention first to studying the life history of each parasite in order to find out at whit stage of its existence the enemy can be attacked to the beat advantage having proem ed a full knowledge of the habits aud manner of existence of the adversary it is comparatively easy to interfere with its operations opa rations washington letter |