- A simulation of Johne's disease controlHuybert Groenendaal
Department of Farm Management, Wageningen University, P O Box 9101, 6700 HB, Wageningen, The Netherlands
Prev Vet Med 54:225-45. 2002..Validation with data from 21 infected Dutch dairy farms (as well as face-validation: comparison of the results of the JohneSSim model with experiences of Johne's experts) supported the basic assumptions in the model...
- Development of the Dutch Johne's disease control program supported by a simulation modelHuybert Groenendaal
Department of Farm Management, Wageningen University, P O Box 9101, 6700 HB Wageningen, The Netherlands
Prev Vet Med 60:69-90. 2003..The model results indicated that, if dairy farmers consistently carried out the necessary management adaptations, PPN considerably decreased prevalence and that it was economically more attractive than any previous plans...
- Economic consequences of control programs for paratuberculosis in midsize dairy farms in the United StatesHuybert Groenendaal
Department of Clinical Studies, School of Veterinary Medicine, New Bolton Center, University of Pennsylvania, Kennett Square, PA 19348, USA
J Am Vet Med Assoc 223:1757-63. 2003..Finally, improved calf-hygiene strategies were found to be critically important in every paratuberculosis control program and most were economically attractive programs for midsize US dairy farms with the disease...
- Simulation of alternatives for the Dutch Johne's disease certification-and-monitoring programMaarten F Weber
Animal Health Service, PO Box 9, 7400 AA Deventer, The Netherlands
Prev Vet Med 62:1-17. 2004..If these preventive measures were taken, the probability of undetected Map infections in closed 'Map-free' herds was decreased substantially...