study of the role of genetic factors in the etiology of left abomasal displacement

study of the role of genetic factors in the etiology of left abomasal displacement

The ancestry of 69 cows having left displaced abomasum was compared with that of 69 cows (matched for age, farm and lactation) not having experienced left displaced abomasum. A variety of tests were used to ascertain if certain bulls or families of bulls produced daughters with an increased risk of...

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Veröffentlicht in:Canadian journal of comparative medicine 1978-10, Vol.42 (4), p.511-518
Hauptverfasser: Martin, S.W, Kirby, K.L, Curtis, R.A
Format: Artikel
Sprache:eng
Schlagworte:
Abomasum - abnormalities
Animals
Breeding
Cattle - genetics
Cattle Diseases - genetics
cows
Female
Male
Pedigree
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Zusammenfassung:The ancestry of 69 cows having left displaced abomasum was compared with that of 69 cows (matched for age, farm and lactation) not having experienced left displaced abomasum. A variety of tests were used to ascertain if certain bulls or families of bulls produced daughters with an increased risk of developing left displaced abomasum. However, there were no significant differences between the pedigrees of the affected and nonaffected cows.
ISSN:0008-4050