• Subirrigation (Continued from Page 1) even in a wet year, Mitchell points out. •Several problems have been noted, however. In material presented at the American So ciety of Agronomy annual meet ing, Mitchell said roots plug ging the small holes of the pipe (is a major concern. The pipe holes are extremely small and the water is flowing slowly un der low pressure; these factors all encourage plugging, cutting down irrigation effectiveness In greenhouse studies under conditions that encouiaged far more concentiated loot growth Kay 1962 MILK REPLACER . THE MILK AND ANIMAL FAT FORMULA FOR ALL BABY ANIMALS GUARANTEED # TO PERFORM LIKE WHOLE MILK! Sunnycraft Kay General (GPB2) 4-11 # 338 days - 17 # 571 M 697 fat Lifetime 55,282 M 2210 fat "Kay" is the first 4-H Club project owned by Earl Stauffer, son of Mr. and Mrs. Clarence Stauffer, Sunny- croft farm, Rl, Ephrata. For Top Results ... Use food Stock, Green Pastures Dairy Feeding Program (!£/ than under field conditions, plugging took place the first one or two times the irrigation system was used. Mitchell found that briefly increasing pressure to five pounds unplugged the system, restoring as much as 95 percent. The brief pressure in crease could be used in the field to reduce plugging, Mit chell believes. Research also shows that the crop being irrigated makes a difference in the amount of plugging Corn loots, for in stance, cause less plugging than alfalfa One reason may be that small cavities form outside the pipe holes more leadily with corn When such spaces are Good Management pp Rohrerstown, Pa. Lancaster Fanning, Saturday. December 16,1967 present, finer poil particles and Did yQU know _ The purpose roots may be less likely state Forests, accoidmg ter tbe holes and cause plug- tQ Uw ISf „ To provide a con . , . tmuous supply of timber, lum- Although plugging is a prob- wood and other forest lem in subirngation, it doesn t products, to protect the vvater seem to be a great limitation on s heds, conserve the water, and the effectiveness of the system. re g u j a t e the flow of rivers and (Research will provide the an- , „,, , . . swers, Mitchell believes. streams of the State and to fui ‘ Many improvements have msh opportunities for healthful been made since the subirnga- recreation to the public ” (Dept tion system was put down in of Forests and Waters) the Georgetown substation Yet even that system lesulted in an average increase of 71 bushels Life’s evening will draw its per acre of corn over a three character from life’s morning and afteinoon. year peilod, and the Miller & Bushong, Inc. FINEST SERVICE ANYWHERE Have YOU ever seen this calf ? ? Sure you have! Grand Champion Holstein, Manheim Fair ’63 2nd Place Sr. Yrlg. Lane. 4-H ’63 2nd Place Get S. E. Black & White Show ’63 Champion Fitter All Breeds Lane. 4-H ’65 2nd 4 yr. old cow Lane. 4-H ’67 Kay in 1967 Ph. Lancaster 392-2145 (Area Code 717) 5