Wetenschappelijke publicaties
| Peer-reviewed publications | Proceedings and abstracts | | | | | 2011 | | | Van den Borne, B.H.P., Vernooij, J.C.M., Lupindu, A.M., van Schaik, G., Frankena, K., Lam, T.J.G.M., Nielen, M., 2011. Relationship between somatic cell count status and subsequent clinical mastitis in Dutch dairy cows. Preventive Veterinary Medicine 102 (2011) 265-273. | | | Lam, T.J.G.M., van Veersen, J.C.L, Sampimon, O.C., Olde Riekerink, R.G.M., 2011. On-farm udder health monitoring. Tierärztliche Praxis Groβtiere 2/2011. | | | Hogeveen, H., Huijps, K., Lam, T.J.G.M., 2011. Economic aspects of mastitis: New developments. New Zealand Veterinary Journal 59 (1), 16-23, 2011. | | | Lam, T.J.G.M., Jansen, J., van den Borne, B.H.P., Renes, R.J., Hogeveen, H., 2011. What veterinarians need to know about communication to optimise their role as advisors on udder health in dairy herds. New Zealand Veterinary Journal 59 (1), 8-15, 2011. | | | | | | 2010 | 2010 | Huijps, K., Hogeveen, H., Lam, T.J.G.M., and Oude Lansink, A.G.J.M. 2010 Costs and efficacy of management measures to improve udder health at Dutch dairy farms. Journal of Dairy Science, 93, 115-124. | Hogeveen, H., Huijps, K., Jansen, J., and Lam, T. J.G.M., 2010. Motivating isn’t just about the money. In: Proceedings of the 49th Annual Meeting, National Mastitis Council, Alburquerque, New Mexico, USA, pp. 68-75. | Van den Borne, B.H.P., Van Schaik, G., Lam, T.J.G.M., and Nielen, M., 2010. Therapeutic effects of antimicrobial treatment during lactation of recently acquired bovine subclinical mastitis: Two linked randomized field trials. Journal of Dairy Science, 93, 218–233. | Jansen, J., Klinkert, H., Renes, R.J., and Lam, T.J.G.M., 2010. Effective communication in veterinary advice: interaction between the veterinarian and the dairy farmer. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Jansen, J., Renes, R.J., and Lam, T.J.G.M., 2010. Evaluation of two communication strategies to improve udder health management. Journal of Dairy Science 2010, 93, 604-612. | Jansen, J., Van Schaik, G., Renes, R.J., and Lam, T.J.G.M., 2010. Dairy farmers can change: results of a 5-year national mastitis control program in the Netherlands. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Jansen, J., Steuten, C.D.M., Renes, R.J., Aarts, N., and Lam, T.J.G.M., 2010. Debunking the myth of the hard-to-reach farmer: effective communication on udder health. Journal of Dairy Science 2010, 93, 1296-1306. | Jansen, J., Steuten, C.D.M., Renes, R.J., and Lam, T.J.G.M., 2010. Mastitis control programs: Farmers’ reasons for action. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Klerkx, L., and Jansen, J. 2010. Building knowledge systems for sustainable agriculture: supporting private advisors to adequately address sustainable farm management in regular service contacts. Accepted for publication in International Journal of Agricultural Sustainability. | Lam, T.J.G.M., Jansen, J., Van Gent, R.J.M., Van Veersen, J.C.L., Keurentjes, J.M., and Werkman, A.G., 2010. Directions for national mastitis control programs: experiences from The Netherlands. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Huijps, K., Hogeveen, H., Lam, T.J.G.M., and Huirne, R.B.M. 2010. Preferences of cost factors for mastitis management among Dutch dairy farmers using adaptive conjoint analysis. Accepted for publication in Preventive Veterinary Medicine. | Miltenburg, J.D.H.M., Sampimon, O.C., Olde Riekerink, R.G.M., and Lam,T.J.G.M., 2010. Machine milking: trouble shooting. In: Proceedings of the 5th international IDF mastitis conference, Christchurch, New Zealand. | Van Asseldonk, M., Renes, R.J., Lam, T.J.G.M., and Hogeveen, H. 2010. Awareness and perceived value of economic information in controlling somatic cell count. Accepted for publication in Veterinary Record. | Miltenburg, J.D.H.M., Olde Riekerink, R.G.M., Van Veersen, J.A.H., and Lam, T.J.G.M., 2010. Protocol for farms with an automatic milking system and udder health problems. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Van den Borne, B.H.P., van Schaik, G., Lam, T.J.G.M., and Nielen, M. 2010. Host-adaptation of bovine Staphylococcus aureus seems associated with bacteriological cure after lactational antimicrobial treatment. Accepted for publication in Journal of Dairy Science. | Miltenburg, J.D.H.M., Hendriks, H.A.M., Van Vliet, J.H., Kock, P., Sampimon,O.C.,and Lam, T.J.G.M., 2010. Milk leakage in dairy cows: a case description. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Sampimon, O.C., Van den Borne, B.H.P., Santman-Berends, I.M.G.A., Barkema, H.W., and Lam, T.J.G.M., 2010. The effect of coagulase-negative staphylococci on somatic cell count in Dutch dairy herds. Accepted for publication in Journal of Dairy Research. | Sampimon, O.C., Barkema, H.W., Berends, I.M.G., Van den Borne, B.H.P., and Lam, T.J.G.M., 2010. Coagulase-negative staphylococci and somatic cell count in Dutch dairy herds. In: Proceedings of the 5th international IDF mastitis conference, March 21-24, Christchurch, New Zealand. | Windig, J. J., Ouweltjes, W., Ten Napel, J., De Jong G., Veerkamp, R. F., and De Haas, Y., 2010. Combining somatic cell count traits for optimal selection against mastitis. Journal of Dairy Science, 93, 1690–1701. | Sampimon, O.C., Lam, T.J.G.M., Mevius, D.J., Schukken, Y.H., and Zadoks, R.N., 2010. Bovine coagulase-negative staphylococci and antimicrobial susceptibility in The Netherlands. In: Proceedings of the 5th international IDF mastitis conference, Christchurch, New Zealand. | Santman-Berends, I.M.G.A., Hage, J.J., Lam, T.J.G.M., Sampimon, O.C., van Schaik, G., 2010. The effect of bluetongue virus serotype 8 on milk production and somatic cell count in Dutch dairy cows in 2008. Journal of Dairy Science, 94, 1347-1354, 2010. | Steuten, C.D.M., Jansen, J., Renes, R.J., Aarts, N., and Lam, T.J.G.M., 2010. The myth of the unwilling farmer: results of in-depth interviews on udder health communication. In: Proceedings of the 5th international IDF mastitis conference, Christchurch, New Zealand. Eding. H. and De Jong, G., 2010. Predicting Mastitis Resistance Breeding Values From Somatic Cell Count Indicator Traits. In: Proceedings of the World Congress of Genetics Applied to Livestock Production, Leipzig, Germany. | | Jansen, J., van Schaik, G., Renes, R.J., Lam, T.J.G.M., 2010. The effect of a national mastitis control program on the attitudes, knowledge, and behavior of farmers in the Netherlands. Journal of Dairy Science, 93, 5737-5747, 2010. | | | Ploegaert, T.C.W., Wijga, S., Tijhaar, E., van der Poel, J.J., Lam, T.J.G.M., Savelkoul, H.F.J., Parmentier, H.K., van Arendonk, J.A.M., 2010. Genetic variation of natural antibodies in milk of Dutch Holstein-Friesian cows. Journal of Dairy Science, 93, 5467-5473, 2010. | | | Huijps, K., Hogeveen, H., Antonides, G., Valeeva, N.I., Lam, T.J.G.M., Oude Lansink, A.G.J.M., 2010. Sub-optimal economic behaviour with respect to mastitis management. European Review of Agricultural Economics, Vol 37 (4), 553-568, 2010. | | | | | | 2009 | 2009 | Bloemhof, S., De Jong, G., and De Haas, Y., 2009. Genetic parameters for clinical mastitis in primi- versus multiparous cows.Veterinary Microbiology, 134165-171. | Dohmen, W., Neijenhuis F., and Hogeveen H., 2009. Relationship between udder health and hygiene on farms with an automatic milking system. In: Proceedings of 3rd Annual Meeting Dutch Mastitis Research Workers, December 1, Wageningen, The Netherlands, pp. 18. | Huijps, K., De Vliegher, S., Lam, T.J.G.M., and Hogeveen, H., 2009. Cost estimation of heifer mastitis in early lactation by stochastic modelling. Veterinary Microbiology, 134, 121-127. | Huijps, K., Antonides, G., and Hogeveen, H., 2009. Economic behaviour of farmers. In: Proceedings of the 48th Annual Meeting of the National Mastitis Council, Charlotte NC, USA, pp. 198-199. | Jansen, J., Van den Borne, B.H.P., Renes, R.J., Van Schaik, G., Lam, T.J.G.M, and Leeuwis, C., 2009. Explaining mastitis incidence in Dutch dairy farming: The influence of farmers’ attitudes and behaviour Preventive Veterinary Medicine, 92, 210–223. | Huijps, K., Lam, T.J.G.M., and Hogeveen, H. 2009. Effect of milk price and quota on mastitis management. In: Proceeedings of the 48th Annual Meeting, National Mastitis Council, Charlotte NC, USA, pp. 196-197. | Lam, T.J.G.M., Olde Riekerink, R.G.M., Sampimon, O.C., Smith, H., 2009. Mastitis diagnostics and performance monitoring: a practical approach. Irish Veterinary Journal, 62, 34-39. | Huijps, K., Hogeveen, H., and Lam, T.J.G.M., 2009. Costs and efficacy of management measures to improve udder health. In Proceedings of the 3rd Annual Meeting of the Dutch Mastitis Research Workers, Wageningen, The Netherlands, pp. 14. | Melchior, M.B., Van Osch M.H.J., Graat, R.M., Van Duijkeren, E., Mevius, D.J., Nielen, M., Gaastra, W., and Fink-Gremmels, J., 2009. Biofilm formation and genotyping of Staphylococcus aureus bovine mastitis isolates: Evidence for lack of penicillin-resistance in Agr-type II strains. Veterinary Microbiology, 137, 83–89. | Jansen, J., Renes, R.J., and Lam, T.J.G.M., 2009. Mastitis Control: take up the gloves! In: Proceedings of the 12th International Symposium on Veterinary Epidemiology and Economics (ISVEE), Durban, South Africa, pp. 472-474. | Ouweltjes, W., Windig, J.J., De Jong, G., Lam, T.J.G.M., Ten Napel, J., and De Haas, Y., 2009. The use of data from sampling for bacteriology for genetic selection against clinical mastitis. Journal of Dairy Science, 91, 4860–4870. | Jansen, J., Renes, R.J., Van Schaik G., and Lam, T.J.G.M., 2009. Evaluation of a 5-year mastitis control program in The Netherlands: changing farmers’ knowledge, attitudes and behavior. In: Proceedings of the Annual Meeting of the Dutch Mastitis research workers, December 1, Wageningen, The Netherlands, pp. 13. | Sampimon, O.C., Barkema, H.W., Berends, I.M.G., Sol, J., and Lam, T.J.G.M., 2009. Prevalence and herd-level risk factors for intramammary infection with coagulase-negative staphylococci in Dutch dairy herds. Veterinary Microbiology, 134, 37-44. | Lam, T.J.G.M., Jansen, J., Van Veersen, J.C.L., and Steuten, C.D.M., 2009. Improving cattle health: knowledge transfer and motivation. In: Andrieu, S., Warren, H., (ed),. Ruminant formula for the future: nutrition or pathology? Elevating performance and health. Wageningen Academic publishers, wageningen, pp. 11-23. | Sampimon, O.C., Barkema, H.W., Berends, I.M.G., Sol, J., and Lam, T.J.G.M., 2009. Prevalence of intramammary infection in Dutch dairy herds. Journal of Dairy Research, 76, 129-136. | Neijenhuis, F., and Hogeveen H., 2009. Risk factors for udder health on farms with an automatic milking system. In: Proceedings of 3rd Annual Meeting Dutch Mastitis Research Workers, December 1, Wageningen, The Netherlands, pp. 17. | Sampimon, O.C., Zadoks, R.N., De Vliegher, S., Supré, K., Haesebrouck, F., Barkema, H.W., Sol, J., and Lam, T.J.G.M., 2009. Performance of API Staph ID 32 and Staph-Zym for identification of coagulase-negative staphylococci isolated from bovine milk samples. Veterinary Microbiology, 136, 300-305. | Steuten, C.D.M., Jansen, J., Lam, T.J.G.M., Renes, R.J., and Aarts, M.N.C., 2009. Motivational factors of importance for successful preventive mastitis work. Experiences from The Netherlands. In: Proceedings of Djurhalso & Utfodrings konferens, August 26-27, Uppsala, Sweden, pp. 81. | Sampimon, O.C., De Vliegher, S., Barkema, H.W., Sol, J., and Lam, T.J.G.M., 2009. Effect of prepartum dry cow antibiotic treatment in dairy heifers on udder health and milk production. Journal of Dairy Science, 92, 4395-4403. | Steuten, C.D.M., Lam, T.J.G.M., Jansen, J., Renes, R.J., and Aarts, M.N.C., 2009. Knowledge transfer and motivation – limitations for improving dairy cattle health at population level.In: Proceedings of Djurhalso & Utfodrings konferens, August 26-27, Uppsala, Sweden, pp. 5-7. | Ten Napel, J., De Haas, Y., De Jong, G., Lam, T.J.G.M., Ouweltjes, W., and Windig, J.J., 2009. Characterization of distributions of somatic cell counts.Journal of Dairy Science, 92, 1253-1264. Eding, H., De Haas, Y., and De Jong, G., 2009. Predicting Mastitis Resistance Breeding Values from Count Indicator Traits. Interbull Sweden. | Van den Borne, B.H.P., Van Schaik G., Lam T.J.G.M., Nielen, M., 2009. Bacteriological Cure Of Recently Acquired Subclinical Mastitis Following Antimicrobial Treatment In Lactating Dutch Dairy Cows. In: Proceedings International Society for Veterinary Epidemiology and Economics, ISVEE XII, Durban, South Africa. | | | | 2008 | 2008 | | Bouwstra, R.J., Goselink, R.M.A., Dobbelaar, P., Nielen, M., Newbold, J.R., and Van Werven, T., 2008. The Relationship between oxidative damage and vitamin E concentration in blood, milk and liver tissue from vitamin E supplemented and nonsupplemented periparturient Heifers.Journal of Dairy Science, 91, 977-987. | Bouwstra, R.J., Goselink, R.M.A., Dobbelaar, P., Nielen, M., and Van Werven T., 2008. Oxidative damage, vitamin E and mammary gland health in heifers.In: Proceedings Mastitis control, from science to practice. September 30-October 2, The Hague, The Netherlands, pp. 135-144. | | De Haas, Y., De Jong, G., and Lam, T.J.G.M., 2008. Udderhealth: Breeding. Tijdschrift voor Diergeneeskunde, 133, 464-468. | Bouwstra, R.J., Goselink, R.M.A., Dobbelaar, P., Nielen, M., Newbold, J.R., and Van Werven T., 2008. Vitamin E and Oxidative Damage in Heifers. In: Proceedings of World Buiatrics Congress, July 6–11, Budapest, Hungary, pp. 3. | | Nemati, M., Hermans, K., Vancraeynest, D., De Vliegher, S., Sampimon, O.C., Baele, M., De Graef, E.M., Pasmans, F., and Haesebrouck, F., 2008. Screening of bovine coagulase-negative staphylococci from milk for superantigen-encoding genes. Veterinary Record, 163, 740-743. | Jansen, J., Renes, R.J., Ritskes, A., Dirckinck, H., and Lam, T.J.G.M., 2008. Udder health promotion: Evaluation and optimisation of practical tools to improve udder health in The Netherlands. In: Proceedings of the International Conference Mastitis Control: From Science to Practise, The Hague, The Netherlands, pp. 381-388. | | Tolboom, R.K., Snoep, J.J., Sampimon, O.C., Sol, J., and Lam, T.J.G.M., 2008. Mycoplasma mastitis bij het rund. Tijdschrift voor Diergeneeskunde, 133, 96-101. | Lam, T.J.G.M., Jansen, J., and Steuten, C.D.M., 2008. Improving cattle health: knowledge transfer and motivation. In: Proceedings of Alltech Dunboyne, Ireland. | | De Haas, Y., Ouweltjes, W., Ten Napel, J., Windig, J. J., and De Jong, G., 2008. Alternative Somatic Cell Count Traits as Mastitis Indicators for Genetic Selection. Journal of Dairy Science, 91, 2501–2511. | Melchior, M., Van Osch, M., Lam, T.J.G.M., and Gaastra, W., 2008. Extended biofilm susceptibility assay for Staphylococcus aureus bovine mastitis isolates: evidence for association between Agr-type and biofilm susceptibility. In: Proceedings of World Buiatrics Congress, July 6–11, Budapest, Hungary, pp. 252. | | | Neijenhuis, F., Heinen, J.W.G., and Hogeveen, H., 2008. Research protocol on risk factors for udder health on automatic milking farms. In: Proceedings of the International Conference Mastitis control: From science to practice. September 30-October 2, The Hague, The Netherlands, pp. 369. | | | Hogeveen, H., Heinen, J.W.G., Stam, L., Laning, B., and Neijenhuis F., 2008. Udder health and automatic milking. Design and first results of an observational study. In: Proceedings of 2nd Annual Meeting Dutch Mastitis Research Workers, December 3, Deventer, The Netherlands, pp. 8. | | | Huijps, K. Hogeveen, H., Lam, T.J.G.M., and Huirne, R.B.M., 2008. Relative importance of different cost factors regarding mastitis maangement by Dutch dairy farmers using adaptive conjoint analysis. In: Proceedings of the International Conference Mastitis Control: From Science to Practise, The Hague, The Netherlands, pp. 431-437. | | | Huijps, K., Antonides, G., and Hogeveen, H., 2008. Economic behaviour of dairy farmers. In: Proceedings of the Annual Meeting of the Dutch Mastitis Research Workers, Deventer, The Netherlands, pp. 19. | | | Jansen, J., Renes, R.J., and Lam, T.J.G.M., 2008. Mastitis Control: seize the opportunity. The role of veterinarians as effective udderhealth advisors. In: Proceedings 47th Annual Meeting, National Mastitis Council, New Orleans, Louisiana, USA, pp. 176-177. | | | Jansen, J., Van den Borne, B.H.P., Renes, R.J., Van Schaik, G., Lam, T.J.G.M., and Leeuwis, C., 2008. Mastitis incidence explained by farmers attitude and behaviour. In: Proceedings of the Annual Conference of the Society for Veterinary Epidemiology and Preventive Medicine (SVEPM), Liverpool, United Kingdom. pp. 117-130. | | | Olde Riekerink, R.G.M., Holst Pedersen, L., Katholm, J. and Lam, T.J.G.M. 2008. Ability of bulk milk culture for estimating Staphylococcus aureus and Streptococcus agalactiae prevalence in dairy herds. In: Proceedings of the International Conference Mastitis control: From science to practice, September 30-October 2, The Hague, The Netherlands, pp. 300. | | | Neijenhuis, F., Wemmenhove, H., and Schuiling, H.J., 2008. What happens with the mastitis incidence if farmers get advice out of a milking time test? In: Proceedings of the International Conference on Mastitis Control: From science to practice, The Hague, The Netherlands, pp. 368. | | | Neijenhuis, F., Hogewerf, P.H., Houwers, H.W., and Schuiling, H.J., 2008. Automatic cluster remover’s: a method to check them. In: Proceedings of the International Conference on Mastitis Control: From science to practice, The Hague, The Netherlands, pp. 341. | | | Renes, R.J., Jansen, J., and Lam, T.J.G.M., 2008. It feels like clean spirit: A social psychological experiment on how wearing milkers gloves activates hygiene norms. In: Proceedings of the Annual Meeting of the Dutch Mastitis research workers, December 3, Deventer, The Netherlands, pp. 20. | | | Steuten, C.D.M., Jansen, J., Renes, R.J., Aarts, M.N.C., and Lam, T.J.G.M., 2008. Effective communication with ‘hard to reach’ farmers. In: Proceedings of the International Conference Mastitis Control: From Science to Practise, The Hague, The Netherlands, pp. 389-395. | | | Van den Borne, B.H.P., Van Schaik, G., T.J.G.M. Lam, and Nielen M., 2008. A comparison of the occurence of mastitis in Dutch primi- and multiparous cows. In: Proceedings of the International Conference on Mastitis Control: From science to practice, The Hague, The Netherlands, pp. 55-62. | | | Van den Borne, B.H.P., Van Schaik, G., Lam, T.J.G.M., and Nielen M., 2008. Occurrence of clinical mastitis in Dutch primi- and multiparous cows. In: Proceedings of the 21th Annual Meeting of the Dutch Society for Veterinary Epidemiology and Economics, Bilthoven, The Netherlands. | | | Van Werven, T., Speksnijder, D., Papen, J., Bouwstra, R.J., and Nielen, M., 2008. Effect of BCS Change during the Dry Period on the Performance of Dairy Cows. In: Proceedings of World Buiatrics Congress, July 6–11, Budapest, Hungary. De Haas, Y., de Jong, G., Ouweltjes, W., Ten Napel, J., and Windig, J.J. 2008. The usefulness of a new udder health index to decrease mastitis incidence. In: Proceedings of the International Conference Mastitis Control: From Science to Practise, The Hague, The Netherlands, pp. 145-152. | | | | | 2007 | 2007 | | Bouwstra, R.J., Van Werven, T., Dobbelaar, P., and Lam, T.J.G.M., 2007. Uiergezondheid: Vitamine E. Tijdschrift Voor Diergeneeskunde, 132, 254-256. | Bloemhof, S., De Jong, G., and De Haas, Y., 2007. Genetic parameters for clinical mastitis in primi- versus multiparous cows. In: Proceedings of Heifer Mastitis Conference, June 24-26, Ghent, Belgium, pp. 103-104. | | Smit, H., Sampimon, O.C., and Lam, T.J.G.M., 2007. Uiergezondheid: bacteriologisch diagnostisch onderzoek. Tijdschrift voor Diergeneeskunde, 132, 740-743. | Bouwstra, R.J., Dobbelaar, P., Nielen, M., and Van Werven, T., 2007. Vitamine E and oxidative status of dairy cows. In: Proceedings VEEC symposium, 15 February, Utrecht, The Netherlands, pp. 19-21. | | Valeeva, N.I., Lam, T.J.G.M., and H. Hogeveen, 2007. Motivation of dairy farmers to improve mastitis management. Journal of Dairy Science, 90, 4466-4477. | De Haas, Y., De Jong, G., Napel, Ten J., Ouweltjes, W., Sampimon, O.C., Veerkamp, R.F., and Windig, J.J., 2007.The usefullness of breeding to decrease mastitis incidence.In: Proceedings of Annual Meeting Dutch Mastitis Research Workers, December 18, Utrecht, The Netherlands, pp. 21. | | | De Haas, Y., Bloemhof, S., Ouweltjes, W., Ten Napel, J., and De Jong, G., 2007. Improving selection on udder health by using different trait definitions of somatic cell count. Interbull, August 25, Dublin, Ireland. | | | De Haas, Y., Ten Napel, J., Ouweltjes, W., and De Jong, G., 2007. Alternative use of somatic cell counts in genetic selection for clinical mastitis. In: Proceedings of EAAP, August 29, Dublin, Ireland, pp. 259-262. | | | Huijps, K., and Hogeveen, H., 2007. Costs of mastitis and efficiency of management measures. In: Proceedings of the Annual Meeting of the Dutch Mastitis Research Workers, Utrecht, The Netherlands, pp. 28. | | | Huijps, K., and Hogeveen, H., 2007. The costs of mastitis and valuation of different cost factors by farmers. In: Proceedings of the International Workshop Economic decisions in farm animal health. Foulum, Denmark, pp. 29-31. | | | Huijps, K., De Vliegher, S., and Hogeveen, H. 2007. Heifer mastitis: it takes money. In: Proceedings of International Heifer Mastitis Conference, June 24-26, Gent, Belgium, pp. 88-89. | | | Jansen, J., Renes, R.J., Van den Borne, B.H.P., Van Schaik, G., and Lam, T.J.G.M., 2007. Mastitis incidence: The influence of farmers' behaviour and attitudes. In: Proceedings of International Heifer Mastitis Conference, June 24-26, Ghent, Belgium, pp. 140-141. | | | Jansen, J., Steuten, C.D.M., Renes, R.J., Lam, T.J.G.M., and Leeuwis, C., 2007. Communication in practice: The role of veterinarians as udderhealth advisors. In: Proceedings of the Annual meeting of the Dutch Mastitis Research Workers, December 18, Utrecht, The Netherlands, pp. 19. | | | Lam, T.J.G.M., Jansen, J., Van Veersen, J., and Renes, R.J., 2007. Making changes: a veterinary perspective. In: Proceedings British Mastitis Conference, Warwickshire, United Kingdom, pp. 1-11. | | | Lam, T.J.G.M., Jansen, J., Van den Borne, B.H.P., and Van Veersen, J., 2007. A structural approach of udder health improvement via private practitioners: ups and downs. In: Proceedings of 46th Annual Meeting, National Mastitis Council, San Antonio, Texas, USA, pp. 142-151. | | | Lam, T.J.G.M., Jansen, J., Van Veersen, J., and Renes, R.J., 2007. Improving cattle health at the population level: knowledge transfer and motivation. In: Proceedings of Cattle Consultancy Days, Nyborg, Denmark, pp. 132-139. | | | Meesters, A.J.M., Jansen, J., Van Veersen, J., and Lam, T.J.G.M., 2007. Study groups for udder health improvement led by practitioners- experiences from the Netherlands. In: Proceedings of Cattle Consultancy Days, Nyborg, Denmark, pp. 111-116. | | | Neijenhuis, F., 2007. Milking and udder health projects. In: Proceedings of Annual Meeting Dutch Mastitis Research Workers, December 18, Utrecht, The Netherlands. | | | Neijenhuis, F., Wemmenhove H., and Schuiling, E., 2007. Improved milking time test as e tool in udder health programs. In: Proceeding IDF International Symposium for advances in milking. April 11, Cork, Ireland. | | | Olde Riekerink, R.G.M., Sampimon, O.C., and Lam, T.J.G.M., 2007. Risk factors associated with the incidence rate of clinical mastitis in heifers. In: Proceedings of Annual Meeting Dutch Mastitis Research Workers, December 18, Utrecht, The Netherlands, pp. 13. | | | Sampimon, O.C., Barkema, H.W., Berends, I.M.G.A., Sol, J., and Lam, T.J.G.M., 2007. Prevalence of coagulase- negative staphylococci on dairy farms in The Netherlands. In: Proceedings of International Heifer Mastitis Conference, June 24-26, Ghent, Belgium, pp. 32-33. | | | Sampimon, O.C., Zadoks, R.N., De Vliegher, S., Supré, K., Barkema, H.W., Sol, J., and Lam, T.J.G.M., 2007. Evaluation of two phenotypic test kits for identification of coagulase-negative staphylococci isolated from bovine milk samples. In: Proceedings of Annual Meeting Dutch Mastitis Research Workers, December 18, Utrecht, The Netherlands, pp. 11. | | | Steuten, C.D.M., Jansen, J., Renes, R.J., Aarts, N., and Lam, T.J.G.M., 2007. Effective communication with ‘hard to reach’ farmers. In: Proceedings of the Annual meeting of the Dutch Mastitis Research Workers, December 18, Utrecht, The Netherlands, pp. 18. | | | Supré, K., De Vliegher, S., Sampimon, O., Zadoks, R., Vaneechoutte, M., Baele, M., De Kruif A. and Haesebrouck, F., 2007. Comparison of tDNA-Intergenic spacer PCR and RPOB-gene sequencing for specieslevel idententification of bovine CNS. Proceedings 20th VEEC symposium, December 13, Utrecht, The Netherlands. | | | Valeeva, N.I., and Hogeveen, H., 2007. The value of economics as motivation factor for dairy farmers. In: Proceedings of the International Workshop Economic decisions in farm animal health. Foulum, Denmark, pp. 87-95. | | | Van Asseldonk, M.A.P.M., and Hogeveen, H., 2007. Awareness and the value of information in controlling subclinical mastitis.In: Proceedings of the Annual Meeting of the Dutch Mastitis Research Workers, Utrecht, The Netherlands, pp. 17. | | | Van den Borne, B.H.P., Van Schaik, G., Nielen, M., and Lam, T.J.G.M., 2007. 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