OCR Text |
Show .......- I FARM LIVE STOCK j swine sanitation by film Roundworm Causes Great Losses Each Year to Hog Growers Parasites Shown Growing. (Fre-pared by the United States Department, of Agriculture.) The life and adventures of.a worm would not seem to be promising material ma-terial for a movie scenario, but a film recently Issued by the United States. Department of Agriculture proves that the doings of such a lowly organism as the roundworm that Infests the intestines of swipe may be absorbing. Ascarls lumbrlcoides is the scientific' name for this parasite that causes great losses every year to swine growers, grow-ers, and the title of the educational picture is "Exit Ascarls." The screen story Is built around two neighbor farmers, one of whom, has success with his pigs and the other so much hard luck that he is discouraged dis-couraged almost to the point of giving up tlie business. The man witli the unthrifty herd goes down the road to see the successful hog raiser about his troubles and is told that roundworms round-worms are the probable cause of his failure. But he is skeptical and remains re-mains unconvinced until a federal veterinarian is called in to diagnose-the diagnose-the case. The veterinarian brings a high-power high-power microscope and sets it up on a box in the hog yard where he shows, the fanner and his neighbor that the soil of the lot is badly infested with the minute eggs of the roundworm. The eggs with the squirming young worms plainly visible within the walls are shown in the field of the microscope micro-scope that Is reproduced on the film. Then the entire life history of the worm is shown, from the time the egg is swallowed by the unwitting pig until the parasite is mature and one of hundreds In the intestines. The growing worms are shown to the owner right In his own sick pigs where there are plenty of specimens in various stages of development from the very . ' ' ' '- - - - - One Little Pig Had Worms, the Others Had None. small, newly hatched forms up to those that are full grown and more than a foot in length. This film, "Exit Ascarls," will be sent ' to extension workrs and field men of the department and the state agricultural agri-cultural colleges and to farm bureaus. Other, organizations that are interested in Inpp frill -Inr Industry may get reels when they are available, and prints of the film may be purchased pur-chased at cost by anyone who cares to own it. Inquiries should be addressed ad-dressed to the United States Department Depart-ment of Agriculture, Washington, D. C. |