Search Results - "Swart, W.A.J.M."

A study on the severity and relevance of porcine circovirus type 2 infections in Dutch fattening pigs with respiratory diseases by Wellenberg, G.J., Bouwkamp, F.T., Wolf, P.J.v.d., Swart, W.A.J.M., Mombarg, M.J., de Gee, A.L.W.

“…This study was set up to get more insights in the severity and relevance of porcine circovirus type 2 (PCV2) infections in Dutch fattening farms in an endemic…”
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Prevalence of VTEC O157 in dairy and veal herds and risk factors for veal herds by Berends, I.M.G.A., Graat, E.A.M., Swart, W.A.J.M., Weber, M.F., van de Giessen, A.W., Lam, T.J.G.M., Heuvelink, A.E., van Weering, H.J.

“…The aim of this study was to determine the herd prevalence of veal and dairy herds and to identify risk factors for VTEC O157 positive veal herds. The study…”
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The effect of becoming BVDV-free on fertility and udder health in Dutch dairy herds by Berends, I.M.G.A., Swart, W.A.J.M., Frankena, K., Muskens, J., Lam, T.J.G.M., van Schaik, G.

“…The aim of the study was to investigate the effect of BVDV-free certification of dairy herds on fertility and udder health. Cases were defined as dairy herds…”
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The effect of becoming BVDV-free on fertility and udder health in Dutch dairy herds by Berends, I.M.G.A, Swart, W.A.J.M, Frankena, K, Muskens, J, Lam, T.J.G.M, Schaik, G., van

“…The aim of the study was to investigate the effect of BVDV-free certification of dairy herds on fertility and udder health. Cases were defined as dairy herds…”
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Prevalence of VTEC O157 in dairy and veal herds and risk factors for veal herds by Berends, I.M.G.A, Graat, E.A.M, Swart, W.A.J.M, Weber, M.F, Giessen, A.W., van de, Lam, T.J.G.M, Heuvelink, A.E, Weering, H.J

“…The aim of this study was to determine the herd prevalence of veal and dairy herds and to identify risk factors for VTEC O157 positive veal herds. The study…”
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Efficacy of infectious bronchitis virus vaccinations in the field: association between the -IBV IgM response, protection and vaccine application parameters by Wit, J.J. de, Swart, W.A.J.M, Fabri, T.H.F

“…Infectious bronchitis virus (IBV) is, in spite of vaccination, still a major cause of respiratory problems in broilers and of poor egg production in breeders…”
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