共 50 条
- [25] RECTAL ESTRUS CONTROL - A COMPONENT OF BREEDING HYGIENE MONITORING ON DAIRY-CATTLE UNIT [J]. MONATSHEFTE FUR VETERINARMEDIZIN, 1983, 38 (21): : 806 - 809
- [26] EVALUATION OF THE EFFECTS OF ROUTE OF ADMINISTRATION OF CLOPROSTENOL ON SYNCHRONIZATION OF ESTRUS IN DIESTRUS DAIRY-CATTLE [J]. JOURNAL OF THE AMERICAN VETERINARY MEDICAL ASSOCIATION, 1995, 207 (02): : 214 - 216
- [29] EFFECTS OF SYNCHRONIZED ESTRUS OF COW ON CONTINUITY OF CALVING ON INDUSTRIALIZED DAIRY-CATTLE UNITS [J]. MONATSHEFTE FUR VETERINARMEDIZIN, 1981, 36 (23): : 893 - 898
- [30] Estrus detection in dairy cattle: How to beat the bull [J]. VLAAMS DIERGENEESKUNDIG TIJDSCHRIFT, 2006, 75 (2A): : 61 - 69