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1966 Beef Cattle Progress Report Of Research Activities, E. F. Frolik, H. H. Kramer
1966 Beef Cattle Progress Report Of Research Activities, E. F. Frolik, H. H. Kramer
Nebraska Beef Cattle Reports
Many beef cattle breeders in the United States and other countries are following the progress of the selection experiment at the Fort Robinson Beef Cattle Research Station, Crawford, Nebraska. Three lines of Hereford cattle from the same genetic foundation are under selection. Line 21 is selected for 200-day weight. Line 22 is selected for yearling weight. Line 23 is selected for an index combining yearling weight and a score for muscling and fat thickness.
Each line is operated as a closed herd so it will be possible to determine how much improvement in economic traits can be made by selecting …