Show liver fluke of sheep cause of much damage prepared by vie tha united states department ot of agriculture A poster dealing with the common sheep liver fluke has been issued by the bureau of animal industry united states department of agriculture to enlist the aid of live stock owners in checking the spread of the parasite the poster describes and illustrates the life cycle ut of the fluke and outlines simple methods of control since young flukes spend a part of their life history in the snail it Is especially important to drain fill or fence off wet areas in which snails breed snails may also be destroyed by the application of copper sulphate as a spray or powder to infested pastures besides killing many sheep and cattle annually flukes cause an annual loss of fully because of damage to livers as a food commodity these par parasites aslies sometimes incorrect ly called leeches are spreading from the west coast rocky mountain Aloun tain states and south toward the east and north copies of the poster may be ob tallied on request to the bureau of animal industry united states department part ment of agriculture washington |