Results 381 to 390 of about 653,541 (417)
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Dairy cow reproduction under the influence of heat stress.
Journal of animal physiology and animal nutrition, 2019Dairy farming is vulnerable to global warming and climate change. Improving and maintaining conception rates (CRs) have a paramount importance for the profitability of any dairy enterprise. There is an antagonistic relationship between fertility and milk
A. Sammad +5 more
semanticscholar +1 more source
Veterinary Clinics of North America: Large Animal Practice, 1981
No disease in dairy cattle is affected more by total management than is the level of mastitis. The maintenance of a sanitary, comfortable environment and the execution of proper milking procedures used with properly functioning milking machines are all important in reducing and maintaining a low level of new infection in a herd.
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No disease in dairy cattle is affected more by total management than is the level of mastitis. The maintenance of a sanitary, comfortable environment and the execution of proper milking procedures used with properly functioning milking machines are all important in reducing and maintaining a low level of new infection in a herd.
openaire +3 more sources
New Zealand Veterinary Journal, 1958
Abstract Extract Blindness in dairy cows due to various causes has often been observed. This report instances threecases occurring on one property within a period of two months. Of the animals concerned, all Jersey cows, one was home bred and the other two were purchased.
J.T. Kelly +2 more
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Abstract Extract Blindness in dairy cows due to various causes has often been observed. This report instances threecases occurring on one property within a period of two months. Of the animals concerned, all Jersey cows, one was home bred and the other two were purchased.
J.T. Kelly +2 more
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Nature, 1963
The Dairy Cow Reproduction, Genetics, Nutrition, Habitat, Principal Diseases. By C. Craplet, translated by Catherine T. M. Herriott. Pp. xv + 452. (London: Edward Arnold (Publishers) Ltd., 1963.) 130s.
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The Dairy Cow Reproduction, Genetics, Nutrition, Habitat, Principal Diseases. By C. Craplet, translated by Catherine T. M. Herriott. Pp. xv + 452. (London: Edward Arnold (Publishers) Ltd., 1963.) 130s.
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Reproduction, Fertility and Development, 2015
Although fragmented and sometimes inconsistent, the proof of a vital link between the importance of the physiological status of the mother and her subsequent reproductive success is building up.
J. Leroy +8 more
semanticscholar +1 more source
Although fragmented and sometimes inconsistent, the proof of a vital link between the importance of the physiological status of the mother and her subsequent reproductive success is building up.
J. Leroy +8 more
semanticscholar +1 more source
Tackling mastitis in dairy cows
Nature Biotechnology, 2005Transgenic cows expressing an antibacterial endopeptidase in their mammary glands show enhanced resistance to mastitis.
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Nutritional myodegeneration in dairy cows
Veterinary Record, 1978A syndrome is described in which parturient dairy cows showed clinical signs consistent with milk fever but failed to respond to conventional therapy. The affected cows were reluctant to walk, moved stiffy and in severe cases became recumbent. The condition was apparently precipitated by low vitaimin E and selenium intake, stress of pregnancy and in ...
R Pepper, R Bradley, M Gitter
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American Association of Bovine Practitioners Conference Proceedings, 1987
Culling decisions present a serious challenge, both for the dairyman and for the veterinarian who provides service to the farm. Culled cows represent a substantial expense to the producer. The cost of rearing youngstock averages approximately 20 percent of the overall operating expenses of a dairy.
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Culling decisions present a serious challenge, both for the dairyman and for the veterinarian who provides service to the farm. Culled cows represent a substantial expense to the producer. The cost of rearing youngstock averages approximately 20 percent of the overall operating expenses of a dairy.
openaire +2 more sources