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- [2] MILK PROGESTERONE PROFILES IN RELATION TO DAIRY-HERD FERTILITY [J]. BRITISH VETERINARY JOURNAL, 1982, 138 (06): : 546 - 551
- [3] UREA POISONING IN A COMMERCIAL DAIRY-HERD [J]. VETERINARY MEDICINE & SMALL ANIMAL CLINICIAN, 1980, 75 (10): : 1621 - &
- [5] THE EVALUATION OF A NEW RAPID MILK PROGESTERONE TEST AS AN AID TO IMPROVING DAIRY-HERD FERTILITY [J]. BRITISH VETERINARY JOURNAL, 1987, 143 (01): : 83 - 87
- [7] THE USE OF MILK PROGESTERONE AND ELECTRONIC VAGINAL PROBES AS AIDS IN LARGE DAIRY-HERD REPRODUCTIVE MANAGEMENT [J]. CORNELL VETERINARIAN, 1985, 75 (03): : 441 - 453
- [8] BREAKEVEN COSTS FOR EMBRYO TRANSFER IN A COMMERCIAL DAIRY-HERD [J]. JOURNAL OF DAIRY SCIENCE, 1987, 70 (11) : 2394 - 2401