Show killing cattle lice A dairy herd infested with lice causing severe cow discomfort cannot provide top milk production powdered dusted on the infested parts is a popular louse killer it may be used alone or mixed with equal quantities of powdered tobacco and flowers of sulphur work the powder well into the hide during dusting blanket the animal for a few hours after treatment and thoroughly brush the skin preferably out of doors it is well to repeat this treatment in 15 days in order to get lice that hatch from the nits aits use care when applying the p powder not to get it up the nose and mouth A handkerchief or doubled cheesecloth placed over the nose and mouth will prevent irritation |