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- [1] A CRITICAL ANALYSIS OF PELVIC MEASUREMENTS AND DYSTOCIA IN BEEF HEIFERS COMPENDIUM ON CONTINUING EDUCATION FOR THE PRACTICING VETERINARIAN, 1992, 14 (03): : 405 - 409
- [3] MANAGEMENT CHANGES TO REDUCE DYSTOCIA IN VIRGIN BEEF HEIFERS AGRI-PRACTICE, 1994, 15 (01): : 26 - 32
- [5] INVESTIGATIONS ON INTERIOR PELVIC MEASUREMENTS OF HEIFERS ZUCHTUNGSKUNDE, 1978, 50 (05): : 391 - 400
- [6] RECOMMENDED SIRES REDUCE DYSTOCIA IN 1ST CALF HEIFERS DAIRY HERD MANAGEMENT, 1977, 14 (07): : 54 - 55