• Ram Vonlllat'lAM ' « located (for at least 20 Barn ventilation feet each way) the barn (From page I) must be very tight; doors, fan should he controlled by hay-holes, manure cleaner a thermosta’t in order to outlets, and cracks should keep a more unuorm tern- be covered and padded to perature in the barn.’ Most make as air-tight as possi operators set the tliermost- bio unless this is done the ats to operate when the fan will diaw it’s air from temperature is above 50 to nearby and not move air fr 55 degrees F om the other side or end of Fan size Two of the most import ant items to bea: m mind when investing m the fan exhaust system is to get a fan large enough to remove sufficient air, and secondly, have the bam sufficiently tight so the fan must get its air from many sma'l places rather than a few large in lets Present i cquirements state that a fan (or fans) should bo capable of remov ing at least 200 cubic feet of air per minute per 1000 pounds of animal units (or animal weight) This is de finitely necessary if the'barn is to be properly ventilated. Location In the area where the fan MORE PROOF...U pays to feed PURINA Myron E. Hawbaker of Mercersburg, R. D. 2, Pa., and Purina Serv. iceman; Ken Peiffer (I.), check lacatlon records on a fop producer. Franklin County Guernseys on Purina average 291,600 lbs milk per man! Myron E. Havvbaker of Mercersburg, R. D, 2, measures dairy profits,ln teims of milk per man. His twenty-seven Guernseys are avei aging over 900 lbs. of 42% milk’every month ... a per-man production index of 291,600 lbs. milk. To help them make this tremendous record, the Hawbaker herd is fed one of Purina’s high-efficiency milking rations built from Puiina Concentrates and home-grown grain. Good quality alfalfa-timothy hay and corn silage aid m keeping production and body weight up during late summer. “Ken Peiffer, fiom Detrich’s Elevator in "Williamson, is al ways on hand to help me out with any problems that come up,” notes this dairyman. “And I can bring my grain to the elevator in the morning, have it mixed and bi ought back the same day. That’s what I call service,” Many successful daiiymen like Myron Hawbaker aie finding a research backed Purina Dairy Program their key to dairy piofits. Stop in and ask us for details of this program. Blend & McGinnis Aiglen Whiteside & Weicksel Kirkwood Snader's Mill Mt. Airy John J. Hess, II Intercourse - Mew-Providence Wenger's Feed MilL Inc. Rheems 'Sr^a ■sarnm^mrmru the barn All windows and doois should be kept closed during the operation of the fan daring the winter mo. An open window or door may mean a draft on a cow neai that point and bring about colds or a mastitis infection. The fan may be located at a number of places thro ughout the barn with suc cess however, usually it is placed in the colder end or side of the barn in the at tempt to have a more uni form barn temperature in cold weather; also, it is pre ferred that the fan be plac -ed over or near the calf pens m order to use the an imal heat to keep'the small calves warm S. H. Hiestand Co. Salunga Warren Sickman Pequea John J. Hess Kinzer - Vintage John B. Kurtz Ephrata James High Gordonville B. F. Adams Bird-in-Hand jb■■ a ■ ■ !■■■»■ ■ ■ Advantages Mastitis prevention is mo re easily attained with a pr oper fan exhaust system; drafts are eliminated ' ’ have often been the cause of cases of infection. Cow comfort is much better in barns with the proper ven tilation system which is ne cessary for high, efficient production Foul odors & dust are removed from the barn which contributes toward hi gher quality milk product ion Dripping and" sweating of the windows or walls of a barn are symptoms ( of need ed ventilation attention; st rong barn odors on clothing and feed supplies are addi tional indications. The prop er insulation of the ceiling above the cows is very im portant to prevent conden sation and dripping. This mi ght best be achieved by ke eping the bam floor above the herd covered with 6 to 8 inches of straw, hay, com fodder or corn cobs during the winter months. Since most local dairy BURLING'S CHICKS For Top Quality Eggs This year, at NEPPCO, our egg quality was highagt among all entries. These were hen eggs—after they had been laying 12 to 14 months. That's when Quality Eggs pay best. At Bill Burling's you can find just what you want. You have eight top strains and crosses to choose from. Our Sexhnks are very popul ar with nearby farmers. Then there are the “pick” of the best strains and cross es for Broilers, or meat-and eggs. One customer said our Carey Leghorns are: “Just wonderful birds to handle”. That’s important in high powered Leghorns. Burling's Big 8 Carey's Famous Random Sample Test-winning Leg horns. A customer made a 270-egg average on 1800 birds! Ready - to - Lay Pullets BURLING’S Box F FOR MORE PROFITS, PLANT America's greatest hybrids AND FOR TOP YIELDING CLOVER, ALFALFA. OATS SOW HOFFMAN SEE YOUR LOCAL HOFFMAN SALESMAN OR Phono Lcmdisville TW 8-3421 Lancaster Farming, Saturday, December 26, 1959 barns are of wooden struc ture, it is very Important that condensation and extra moisture bo kept away from the wood to prevent decay and rotting The removal of the moist air and the rin stant moving of air through will keep these si ructurcs dry and prolong their life-time span. Dairymen who are intere sted m establishing this ven tilation system m their ba rns arc urged to obtain one of the Extension Circulars titled, “Dairy Barn Ventila tion” at the Agriculture Ex tension Office, 202 P O Bu ilding, Lancaster, Pa. Many helpful suggestions are pre by Penn State University Agricultural Engineers Al so, individual assistance on the farm is available by contacting the author of this article at the above office Lancaster Farming Classified Ads Get Results Merryknoll Sexlinlc (Rock x Red)—Bred by electronic “brain” methods. Golden Sexlinks . Harcc male x Andrews White Rock female. They’re tough, and great layers. Cobb's Whilo Rocks Broiler Test winners and good layers too. Vantress x Cobb Whitt Rocks Popular for meat. Garrison Cornish Male > Cobb While Rock female Super meat quality. Gove's Barred Rocks.. Stil a favorite of many farmers. Burling's New Hampshire*. Carefully selected stock. When you're ready to or der. pick up the phone and call Oxford 286 collect. Available At ALL Times HATCHERY Oxford, Penna. SEEDS EWES DO WELL ON WINTER SUPPLEMENT Research at the South Da" kota Experiment Station shows that ewes respond fa vorably to supplements of both protein and energy dm mg most winters. The South Dakota experiments showed that ewes winter grazed ou range in excellent condition and fed two-thirds pound of a 20 percent protein supple ment daily from November 1 to lambing tune showed the best response on these four factors Best winter ewe gain, grease fleece weight, lamb crop born and weaned, and lamb weight weaned per ewt bred Those on either one third pound of a 40 or 20 percent supplement for the same period rated intermedi ate, and lowest in rating was a group of ewes on one-third pound of a 40 percent supple ment for only the last sL weeks of pregnancy. Dust poultry laying house lights every week The dust can greatly reduce the light rays reaching hens, thereby cutting down stimulation gi\ en to egg production University veterinarian?, recommend completion of de homing between the end of fly season and the beginning of extremely cold weather Bites through snow that’s HUB-CAP SUBURBANIfI *yG OOD/VEAK * lowest price in years! 9 Highest trades S e Choose black or white sidewalls! NO DOWN PAYMENT WHEN YOU TRADE IN YOUR OLD TIRES fR£M Windshield Scraper Sturdy, long handled scraper that quickly removes snow and tee. Fits your glove compartment. NOTHING TO BUYI JUST ASKI Only *I 2S weekly gets rid of skid! LEBZELTERS 237 - 241 N. Queen Street, Lancaster. Pa. Phone EX 7-5161 5