Results 221 to 230 of about 8,387 (254)
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Shade preferences of lactating Holstein–Friesian cows
Australian Journal of Experimental Agriculture, 1998Summary. Shade-type preferences by Holstein–Friesian cows were investigated under natural climatic conditions. The trial was conducted in south-east Queensland, Australia, over 88 days in summer. Forty-two cows were placed in a dirt-floored yard (zero grazing) provided with different shade types.
Gaughan, JB +6 more
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Papillomatous digital dermatitis in a Holstein-Friesian bull
New Zealand Veterinary Journal, 2004Abstract Extract Papillomatous digital dermatitis (PDD) is an infectious and contagious disorder of housed, adult dairy cattle. The ensuing lameness is often severe and results in significant economic loss, mainly due to decreased milk production (Hernandez et al 2002). The disease, first described some 30 years ago in Italy (Cheli and Mortellaro 1974),
J J, Vermunt, F I, Hill
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Inherited diseases of Australian Holstein‐Friesian cattle
Australian Veterinary Journal, 2009Inherited disorders are of major importance in Holstein‐Friesian cattle, a breed that now dominates the global dairy industry. Recent developments in the breed reflect intensive selection programs for production traits, identifying elite sires whose genotypes are rapidly spread worldwide through the use of breeding programs involving advanced ...
Windsor, P.A., Agerholm, Jørgen Steen
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Hoof overgrowth in Holstein–Friesian dairy cattle
Journal of Heredity, 1977The genetic etiology of hoof overgrowth, a widespread problem in Holstein-Friesian cattle, was examined. Although all four feet are affected, the hind feet usually have a greater degree of overgrowth. There is a distinct age tendency for the trait; the younger cows' hooves grow faster than those of the older cows, but the overgrowth in older cows ...
A, Glicken, J W, Kendrick
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Ultrastructural findings in citrullinaemia in Holstein-Friesian calves
Acta Neuropathologica, 1988Ultrastructural findings in the brains and livers of four calves affected with citrullinaemia due to a hereditary deficiency of the urea cycle enzyme arginosuccinate synthetase are described. The calves were affected in the 1st week of life with severe neurological disease characterised by depression, head pressing, stupor, convulsions and coma ...
P A, Harper +3 more
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Trisomy 26 mosaicism in a sterile Holstein‐Friesian heifer
Veterinary Record, 2000International ...
Ducos, A. +7 more
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Diffuse Coronary Arteriodysplasia in a Holstein-Friesian Cow
Journal of Comparative Pathology, 2000The coronary arteries of a 6-year-old Holstein-Friesian cow showed dysplastic lesions characterized by the following vascular changes: irregular, aneurysmal dilation; intimal fibrosis associated with myointimal cells; aberrant internal elastic lamina; oedema and mast cell infiltrates; and variation in the thickness of the media, including tortuosity ...
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Epidermoid Cysts of the Rumen in a Holstein-Friesian Steer
Journal of Comparative Pathology, 2014Epidermoid cysts were identified in the rumen of a 2-year-old Holstein-Friesian steer. Small nodules (
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Spinal Dysraphism in a Newborn Holstein-Friesian Calf
Veterinary Pathology, 1999Spinal dysraphism, not associated with vertebral defect or arthrogryposis, was found in a 3-day-old Holstein—Friesian calf that was clinically diagnosed as having encephalopathy. The dysraphic lesion occurred in the sixth (C6) and seventh (C7) segments of the cervical spinal cord.
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Cerebellar abiotrophy in Holstein Friesian calves
Veterinary Record, 1995J, Kemp, S, McOrist, M, Jeffrey
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