The relationship between mastitis and retained placenta in a commercial population of holstein dairy cows
作者： Ynte Hein Schukken , Hollis N. Erb , R. David Smith
DOI: 10.1016/0167-5877(88)90003-7
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摘要: Abstract The relationship between retained placenta and mastitis was studied in a population of dairy cows on commercial farms. Only cases which occurred shortly after calving were studied. with at higher risk developing non-severe (relative = 1.5) much severe 5.4). There differential effect long-term (> 6 days) versus short-term ( It is suggested that the moderated by prepartum peripheral leukocyte activity.
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