FACTS FOR DAIRYMEN by N. Alan Bair Aisiitant County Agricultural Agent Conserve Phosphorus in Feeding Shortages of essential items for farm production are a common occurrence these winter days. Most of the shortages are related to spring crop production such as seed, fertilizers and of course fuels. Some shortages of items for animal production arc beginning to catch up with us. In many areas the supply of phosphorus for use in animal feeds would have to be on the “shortage” list.« Locally the suppliers of animal feed phosphorus tell us they are capable of handling their customers on a routine basis. Never theless, it is essential to not waste this important mineral. Dr. Dick Adams, our dairy nutritionist at Penn State says there are several ways in which phosphorus use in feeding There's noth' old-fashion about Sta-R stanchion barn pipelin milking. Modern Sta-Rite dairy equipment makes every milking system better, more efficient, easier on you and your cows. And you can add any of these up-to-date products to your stanchion barn or milking parlor. m m y ™ The Sla-Rile Full-View Sta Rile s 900 Senes Milk- The new Sta-Rite Vac- A Sta-Rite Full-Vac Make pipeline washing completely Milker permits a con- house Panel is factory as- Sav Milk Valve reduces vacuum pump insures automatic and Grade A clean with slant visual'check of sembled and tested Switches vacuum loss to a mini- positive vacuum for a Sta Rite Full Convenience Pipe milk flow Cuts milking instantly from milk to mum Also gives pro- 'your milking system line Washer A 24-hour timer lets time reduces over- ‘wash (or thorough pipe- tection against con- you pre-program all necessary wash milking line cleaning Automatic lamination rinse and sanitize cycles with fail self-draih safe protection Sta-Rite ... a leader in dairy equipment. Whatever the size of your herd, Sta-Rite has the complete automated milking system for you Sta-Rite Stanchion Barn, Full Comfort Parlor, Full Circle, and Reflex Arm Milking Systems will help you milk better, faster and more profitably We’re pi PHONE 717-397-4761 HIGH DAILY BUTTERFAT AVERAGES OF LANC. CO. DHIA MONTHLY REPORT DAYS % ON NO. COW DAYS MILK % I TEST COWS IN MILK LBS. FAT 1 31 27.0 93.0 45.8 4.4 J 30 32.2 87.4 48.5 4.1 ! 29 37.1 91.0 55.6 3.5 I 27 36.6 92.9 49.9 3.9 1 31 22.3 93.1 46.7 4.2 3 31 39.9 ’ 91.8 47.3 4.1 1 29 35.4 81.9 49.3 3.9 1 24 33.8 83.7 44.9 4.3 1 29 49.9 91.4 51.0 3.7 3 35 32.4 96.0 49.1 3.9 ] 25 54.4 88.1 46.3 4.1 3 33 34.3 84.9 48.0 3.8 ] 32 44.1 86.1 46.8 4.0 ] 31 21.5 95.3 47.6 3.9 1 30 43.0 79.1 48.5 3.9 3 31 37.3 95.4 48.5 3.9 3 OWNER Amos & Eleanor Hershey Floyd M.NoIt John N. Shirk. Henry & Paul Martin Aaron E. Seller John P. Lapp Ben K. Stoltzfus JohnS. Yost Earl N. Landis Albert E, Fry Parke H. Ranck J. Z. Nolt Ivan M. Hursh WeidlerGrube Samuel F. Long Abraham Shelly Jr. dairy cattle may be reduced considerably. First and foremost is to stop free-choice feeding of phosphorus supplements for cattle being force-fed minerals. Free-choice phosphorus supplements are essential only for cattle that are not receiving sup plemental minerals via the grain mixture or metering them on silage, etc. Thus only young stock or dry cows fed forage or pasture with little or no grain may need a phosphorus supplement on a free-choice basis. It is HHS HHS |a| BREED R&GrH R&GrH R&GrH RH RH R&GrH R&GrH RH R&GrH RH RH R&GrH R&GrH R&GrH Mix R&GrH essential on all-forage rations because forages at best are relatively low in phosphorus content. The levels of phosphorus in grain mixtures fed to dairy cows may be lowered ap preciably in some cases. Most dairy feeds do not need to contain over 0.5 to 0.6 percent phosphorus as fed. The level includes both that naturally contained in ingredients and any sup plemental phosphorus that may be needed. If supplies of phosphorus supplements are inadequate to meet needs in \\ II > I’liimi' i'll 117 11 stole I loin s 7 \M Ill'll* M ( Inseil I nes \ s.it .it "i ill I* M consultant to several breed associations and many private beef cattle and other agricultural operations. He is in demand for speaking on many different aspects of livestock production, and has traveled extensively in Argentina, Columbia, the Carribbean, Canada, Mexico, and in practically every state in the U. S. In the past six years, he has guided the programs of over 18 master of science or doctor of philosophy can didates. Wilson was Extension beef cattle specialist at Purdue University from 1964 to 1966 before coming to Penn State. Prior to that he was a research assistant at South Dakota State University where he received the master of science and doctor of philosophy degrees. He served as a research assistant with the Jacques Seed Company of Cuba City, Wisconsin from 1958 to 1960. His honor societies are Sigma Xi, Gamma Sigma Delta, Sigma Phi, and Alpha Tau Alpha. He is a member of the American Society of Animal Science, the American Association foi the Advancement of Animal Science, the Pennsylvania Academy of Science, the American Genetics Association, the American Meat Science Association, the American Forage and Grassland Council, and the American Dairy Science Association. 13