20—Lancaster Farming, Saturday. July 13.1968 Correspondence Courses 2S KNOW YOUR INSECT FRIENDS AND FOES Are insects your friends or enemies? Is an insect entitled to live, or should be destroyed? Do you know the good and bad kinds and how they live and grow? According to a Pennsylvania State University correspondence course on basic entomology, in sects are man’s greatest foes. About one-tenth of all the crops farmers raise goes to insect predatoi s Wood chewing insects damage buildings, and others spread diseases of plants and an imals. But some insects are good. Without them we’d have no hon ey, natural silk nor shellac. And flower-visiting insects pollinate blossoms, increasing fruit yields. Begin your insect study by making a collection The equip ment cost is low and the insect supply almost unlimited. Even in winter some can be found. Penn State’s correspondence course is for beginners in en tomology There are lessons on identification, classification, life cycles, control of pests, and characteristics of certain inter esting insects. The lessons on collecting aie well illustrated, showing the needed equipment and methods For a worthwhile spaietime activitj. learn about insects Send yom name and address with S 2 25 to Basic Insect Sci ence Bok 5000 Univeisity Paik, Pennsj 1\ ama 16802 You Need 10 to 60 The aveiage time it takes to pass another i elude at 60 miles per hour is 10 seconds At that speed most drners need near ly one-half mile of clear road space to pass safel>, warns the extension farm and home safe ty committee of The Pennsyl vania State University If in doubt, don’t pass and live longer Surgical dressings are made from cotton hnters You can switch to handling manure in fluid form Sahlstrom has pioneer-proven a practical fluid manure system for 9 years on Swedish and American beef, hog and dairy farms It adapts easily to your present operation . . . doesn’t require remodeling, extensive excavation, water, wiring or spe cial bedding And it’s inexpen sive. Get all the details on the Sahlstrom homogenator and spreader, a better way to handle manure. Farmers need only ho* mogenator, spreader, and tractor. Farmer uses his own holding tank No extra expense, ex tra equipment or daily duties required Use barn cleaner or scraper blade. Lester A. Singer “Lancaster County’s Only Dealer Specializing In Sprayer Sales and Service” RONKS, PA. 687-6712 PERFORMANCE CONSCIOUS DAIRYMEN FEED HORNCO NUMBERS THAT "ADD UP” NAME H. GOOD MILLER D. HESS J. RAUHAUSER 51 LEHMAN 91 L E. HORNCO UNI-PEL DAIRY FEED HELPED INCREASE THE MILK HERD AVERAGE OF THESE 5 FARMS (352 COWS) 16.60% REMEMBER With Increases Like These The "Profit Over Feed Cost Goes Up Also" FEEDS D. E. HORN & Co., Inc WE ALL LIKE LIKE THESE NO. COWS 96 50 YORK, PA. 717-854-7867 COUNTY YORK FRANKLIN ADAMS YORK YORK Call direct for an appointment with our dairy representative Let him show you the extra s’s available when you use Uni-Pel Feeds and Programs. % INCREASE IN MILK EXTRA BENEFITS WITH UNI-PEL Less Breeding Problems Better Herd Health 21% 20% 18% 13% 11%
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