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Show On Utah County Farms With Extension Agents Lreeding bull go to the butcher. When m .ney is so scarce, exchang-1 exchang-1 ing of buil.-s should be practiced more than ever before. If you have a good old bull that must be changed to avoid inbreeding get in touch with your county agent and arrange to trade bulls with some other breeder in your county or neighboring section. sec-tion. n 'Tn-n:h Silos" 'i. ench .silo-.i are being uswd in 500 f.'j :n.s in Utah this year. A f.;w are ln'.iiK u:;ed in Ltah county, where fanner:; do not have a concrete silo r machinery and labor to operate it. A trench silo can be u.sed to a Ii:.tii)ct id vantage. You should see tiie one now being u.sed by Bishop I.undel! of Benjamin. Tills silo is I'A feet long, 12 feet wide and 8 feet li:ep. II.- has more than 100 tons of .succulent feed being used for his dairy herd. This has saved alfalfa, hay and grain and given good ton-age ton-age of feed on a few acres of land. Mr. A. M. Anderson of Provo R. F. D. put hl.s corn in trench silo without with-out cutting and came out in excellent shape. A bulletin on Trench Silos Is available to any one Interested at the Extension office. KAIKV EXPERT Ul.GES TRADING TRAD-ING SIRES TO IMPROVE HERDS Utah county Ls credited with having hav-ing 110 grade bulls still on our farms or 40 per cent of all dairy .sires used. Prof. George B. Calne of the U. S. A. C, says that "In many! dairy sections ot Utah the breeders arc practicing a very short-sighted and faulty plan of herd development. develop-ment. Because money is scarce and prices of 'agricultural commodities arc low, breeders are following the line of least resistance and neglecting neglect-ing breeding problems. Some breeders are Just keeping a young grade bull produced from their own herds while others are going on the market to buy bulls as cheap as possible, thinking they are getting by all right. Results of such a practice as this will not be noticed in the herd for a few years until the calves develop into cows. At that time, however, the dairy business should be coming back to normal and the breeders will have nothing to sell or to use for replacement in their own herds. Ancthcr common practice among dairymen is to discard good old bulls for very trivial reasons. Some times the feet of a bull get long and he d ies not niove around as freely as he might. This condition can be easily remedied by throwing the bull down in a soft place and trimming the hoofs. This should be. done gradually and frequently in order not to lame the bull by - cutting too deep at one trimming. Another reason for discarding old J bulls is because they get mean to I handle. The problem can be over come by building a good yard and pen, the type prescribed by the Extension Ex-tension service of the Utah State Agricultural college. In reality there is very little ex-' cuse for any dairyman to let a good |