Browsing by Supervisor "Rautenbach, G.H."

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Efficacy of different dry-cow intramammary antimicrobial products on the prevalence of mastitis in a high-producing dairy herd

Petzer, Inge-Marie (University of Pretoria, 2006-03-08)

The objectives of the study were to compare the efficacy of six intramammary dry-cow antibiotic preparations for curing existing IMI and for preventing the introduction of new IMI during the dry period. The effect of factors ...
The role of mycoplasma species in bovine respiratory disease in feedlot cattle in South Africa

Carrington, C.A.P. (Christopher Antony Paul) (University of Pretoria, 2007-12-19)

Bovine respiratory disease complex (BRD) consists of a largely single clinical entity of bronchopneumonia that is usually associated with the assembly of large numbers of especially weaner cattle into a feedlot environment. ...

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