Show I FARM r- r LIVE STOCK STOC M N M IMPORTANT WORM DISCOVERY Zoologists Find That Carbon Tetrachloride Tetra Tetra- chloride Is Effective In Destroying Do De Parasites Prepared by the United Suites Site tu Department of Agriculture The toll exacted from the stock live Industry by Internal parasites such as worms is enormous and because of this drain on the herds and flocks the zoologists of ot the United States Department of Agriculture keep up an nn unflagging search for chemicals and treatments that may be used to combat these organisms Recently they hey have discovered that a certain chemical once used In medicine as an anesthetic and now used variously as asa asa asa a fire lIre extinguisher cloth cleaner Insecticide insecticide in In- and solvent for tor fats and gums Is very effective as a n destroyer destroy destroy- er and expeller of ot Intestinal worms The name of this chemical Is carbon on tetrachloride The effectiveness of this chemical against certain round worms has been announced by br the department but ut what may Inay be the most beneficial use has Just been brought out by tests on animals Infested with hookworms In n the case of sheep the minimum effective effective effective ef ef- ef- ef dose has not yet et been determined determined determined deter deter- mined but all an the dos doses used from 12 cubic centimeters to 48 In each case given In two ounces of castor oil removed remo all stomach worms and andall andall andall all hookworms It has hns been equally effective for hookworm In dogs and foxes and has hns been used with success success suc sue cess against some of the various kinds of worms that Infest InCest the digestive tract of pigs The fact that th a species of ot hookworm hookworm hookworm hook hook- worm also affects man makes this discovery of the efficacy of this tills chemIcal chemical chemical chem chem- ical against hookworms in 10 various t III gr Ap A 1 tau w v Y iF y ey L d Ae Alfalfa Is One of the Best Forage Crops for Hogs and Animals on This Kind of Pasture Are Most Healthy animals of Interest to medical men menas menas menas as well as to veterinarians and livestock live JIve livestock stock growers Medical men are now trying it out at several places as ns a possible cure for hookworm disease in man and It gives promise of suc sue cess As a result of the work so far completed scientists In the bureau of animal Industry consider that this tills drug will prove of ot special value In Inthe Inthe Inthe the removal of the various kinds of sucking blood-sucking worms In domestic ani ani- mals |