John A. VanLeeuwen - Publications

Affiliations: 
University of Prince Edward Island (Canada) 
Area:
Epidemiology, Public Health, Nutrition

47 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Kimeli P, VanLeeuwen J, Gitau G, Heider L, McKenna S, Greenwood S. Effect of housing improvement and other factors on the growth of heifer calves on Kenyan smallholder dairy farms. Tropical Animal Health and Production. 53: 120. PMID 33442761 DOI: 10.1007/s11250-020-02548-4  0.343
2020 Ratanapob N, VanLeeuwen J, McKenna S, Wichtel M, Stryhn H, Rodriguez-Lecompte JC, Menzies P, Wichtel J. Management factors associated with perinatal lamb mortality in Prince Edward Island flocks. Preventive Veterinary Medicine. 180: 105035. PMID 32480213 DOI: 10.1016/J.Prevetmed.2020.105035  0.386
2020 Kananub S, Pechkerd P, VanLeeuwen J, Stryhn H, Arunvipas P. Evaluation of influence of milk urea nitrogen on reproductive performance in smallholder dairy farms. Australian Veterinary Journal. PMID 32291747 DOI: 10.1111/Avj.12946  0.375
2020 Vallejo-Timarán D, Reyes-Vélez J, VanLeeuwen J, Maldonado-Estrada J, Astaiza-Martínez J. Incidence and effects of subacute ruminal acidosis and subclinical ketosis with respect to postpartum anestrus in grazing dairy cows. Heliyon. 6. PMID 32274437 DOI: 10.1016/J.Heliyon.2020.E03712  0.398
2020 Makau DN, VanLeeuwen JA, Gitau GK, McKenna SL, Walton C, Muraya J, Wichtel JJ. Effects of and on Daily Milk Production in Dairy Cows on Commercial Smallholder Farms in Kenya. Veterinary Medicine International. 2020: 3262370. PMID 32148747 DOI: 10.1155/2020/3262370  0.774
2020 Kipyego ES, Gitau G, Vanleeuwen J, Kimeli P, Abuom TO, Gakuya D, Muraya J, Makau D. Sero-prevalence and risk factors of infectious bovine rhinotracheitis virus (type 1) in Meru County, Kenya. Preventive Veterinary Medicine. 175: 104863. PMID 31837607 DOI: 10.1016/J.Prevetmed.2019.104863  0.38
2020 Maina F, Mburu J, Gitau G, VanLeeuwen J. Factors influencing economic efficiency of milk production among small-scale dairy farms in Mukurweini, Nyeri County, Kenya. Tropical Animal Health and Production. 52: 533-539. PMID 31463662 DOI: 10.1007/S11250-019-02039-1  0.378
2019 Morandi B, Greenwood SJ, Conboy GA, Galuppi R, Poglayen G, VanLeeuwen JA. Endoparasites in dogs and cats diagnosed at the Veterinary Teaching Hospital (VTH) of the University of Prince Edward Island between 2000 and 2017. A large-scale retrospective study. Preventive Veterinary Medicine. 175: 104878. PMID 31896503 DOI: 10.1016/J.Prevetmed.2019.104878  0.312
2019 Makau DN, VanLeeuwen JA, Gitau GK, McKenna SL, Walton C, Muraya J, Wichtel JJ. Effects of Calliandra and Sesbania supplementation on weight gain in dairy calves on smallholder farms in Kenya. Preventive Veterinary Medicine. 172: 104787. PMID 31689581 DOI: 10.1016/J.Prevetmed.2019.104787  0.757
2019 Kathambi EK, VanLeeuwen JA, Gitau GK, Revie CW. Assessment of farmers' compliance in implementing recommended cow comfort changes and their effects on lying time, stall and cow cleanliness within smallholder dairy farms in Kenya. Preventive Veterinary Medicine. 172: 104784. PMID 31593877 DOI: 10.1016/J.Prevetmed.2019.104784  0.466
2019 Kathambi EK, VanLeeuwen JA, Gitau GK, Kamunde C. Risk factors associated with cows' lying time, stall and cows' own cleanliness in smallholder dairy farms in Kenya. Veterinary World. 12: 1085-1092. PMID 31528037 DOI: 10.14202/Vetworld.2019.1085-1092  0.421
2019 Okumu TA, John NM, Wabacha JK, Tsuma V, VanLeeuwen J. Seroprevalence of antibodies for bovine viral diarrhoea virus, Brucella abortus and Neospora caninum, and their roles in the incidence of abortion/foetal loss in dairy cattle herds in Nakuru District, Kenya. Bmc Veterinary Research. 15: 95. PMID 30885192 DOI: 10.1186/S12917-019-1842-8  0.315
2019 Makau DN, VanLeeuwen JA, Gitau GK, McKenna SL, Walton C, Muraya J, Wichtel JJ. Livelihood impacts of Calliandra calothyrsus and Sesbania sesban: Supplementary feed in smallholder dairy farms in Kenya Journal of Development and Agricultural Economics. 11: 234-246. DOI: 10.5897/Jdae2019.1079  0.764
2018 Makau DN, VanLeeuwen JA, Gitau GK, Muraya J, McKenna SL, Walton C, Wichtel JJ. Animal and management factors associated with weight gain in dairy calves and heifers on smallholder dairy farms in Kenya. Preventive Veterinary Medicine. 161: 60-68. PMID 30466659 DOI: 10.1016/J.Prevetmed.2018.10.017  0.761
2018 Kananub S, Jawjaroensri W, VanLeeuwen J, Stryhn H, Arunvipas P. Exploring factors associated with bulk tank milk urea nitrogen in Central Thailand. Veterinary World. 11: 642-648. PMID 29915503 DOI: 10.14202/Vetworld.2018.642-648  0.38
2018 Ratanapob N, VanLeeuwen J, McKenna S, Wichtel M, Rodriguez-Lecompte JC, Menzies P, Wichtel J. The association of serum β-hydroxybutyrate concentration with fetal number and health indicators in late-gestation ewes in commercial meat flocks in Prince Edward Island. Preventive Veterinary Medicine. 154: 18-22. PMID 29685440 DOI: 10.1016/J.Prevetmed.2018.03.009  0.386
2017 Westers T, Jones-Bitton A, Menzies P, VanLeeuwen J, Poljak Z, Peregrine A. Comparison of targeted selective and whole flock treatment of periparturient ewes for controlling Haemonchus sp. on sheep farms in Ontario, Canada Small Ruminant Research. 150: 102-110. DOI: 10.1016/J.Smallrumres.2017.03.013  0.37
2016 Westers T, Jones-Bitton A, Menzies P, VanLeeuwen J, Poljak Z, Peregrine AS. Identification of effective treatment criteria for use in targeted selective treatment programs to control haemonchosis in periparturient ewes in Ontario, Canada. Preventive Veterinary Medicine. 134: 49-57. PMID 27836045 DOI: 10.1016/J.Prevetmed.2016.09.021  0.381
2016 Nekouei O, VanLeeuwen J, Stryhn H, Kelton D, Keefe G. Lifetime effects of infection with bovine leukemia virus on longevity and milk production of dairy cows. Preventive Veterinary Medicine. 133: 1-9. PMID 27720022 DOI: 10.1016/J.Prevetmed.2016.09.011  0.465
2016 Peter SG, Gitau GK, Richards S, Vanleeuwen JA, Uehlinger F, Mulei CM, Kibet RR. Risk factors associated with Cryptosporidia, Eimeria, and diarrhea in smallholder dairy farms in Mukurwe-ini Sub-County, Nyeri County, Kenya. Veterinary World. 9: 811-9. PMID 27651667 DOI: 10.14202/Vetworld.2016.811-819  0.378
2016 Richards S, VanLeeuwen JA, Shepelo G, Gitau GK, Wichtel J, Kamunde C, Uehlinger F. Randomized controlled trial on impacts of dairy meal feeding interventions on early lactation milk production in smallholder dairy farms of Central Kenya. Preventive Veterinary Medicine. 125: 46-53. PMID 26783201 DOI: 10.1016/J.Prevetmed.2016.01.006  0.529
2015 Peter GS, Gitau GK, Mulei CM, Vanleeuwen J, Richards S, Wichtel J, Uehlinger F, Mainga O. Prevalence of Cryptosporidia, Eimeria, Giardia, and Strongyloides in pre-weaned calves on smallholder dairy farms in Mukurwe-ini district, Kenya. Veterinary World. 8: 1118-25. PMID 27047207 DOI: 10.14202/Vetworld.2015.1118-1125  0.352
2015 Richards S, VanLeeuwen J, Shepelo G, Gitau GK, Kamunde C, Uehlinger F, Wichtel J. Associations of farm management practices with annual milk sales on smallholder dairy farms in Kenya. Veterinary World. 8: 88-96. PMID 27047003 DOI: 10.14202/Vetworld.2015.88-96  0.434
2015 Nekouei O, Stryhn H, VanLeeuwen J, Kelton D, Hanna P, Keefe G. Predicting within-herd prevalence of infection with bovine leukemia virus using bulk-tank milk antibody levels. Preventive Veterinary Medicine. 122: 53-60. PMID 26518725 DOI: 10.1016/J.Prevetmed.2015.10.009  0.367
2015 Nekouei O, VanLeeuwen J, Sanchez J, Kelton D, Tiwari A, Keefe G. Herd-level risk factors for infection with bovine leukemia virus in Canadian dairy herds. Preventive Veterinary Medicine. 119: 105-13. PMID 25818520 DOI: 10.1016/J.Prevetmed.2015.02.025  0.383
2014 Falzon LC, O'Neill TJ, Menzies PI, Peregrine AS, Jones-Bitton A, vanLeeuwen J, Mederos A. A systematic review and meta-analysis of factors associated with anthelmintic resistance in sheep. Preventive Veterinary Medicine. 117: 388-402. PMID 25059197 DOI: 10.1016/J.Prevetmed.2014.07.003  0.314
2014 Gitau GK, Bundi RM, Vanleeuwen J, Mulei CM. Mastitogenic bacteria isolated from dairy cows in Kenya and their antimicrobial sensitivity Journal of the South African Veterinary Association. 85. PMID 24831695 DOI: 10.4102/Jsava.V85I1.950  0.349
2014 Walton C, Taylor J, VanLeeuwen J, Yeudall F, Mbugua S. Associations of diet quality with dairy group membership, membership duration and non-membership for Kenyan farm women and children: a comparative study. Public Health Nutrition. 17: 307-16. PMID 23195285 DOI: 10.1017/S1368980012005010  0.741
2014 Falzon LC, Menzies PI, Vanleeuwen J, Jones-Bitton A, Shakya KP, Avula J, Jansen JT, Peregrine AS. Efficacy of targeted anthelmintic treatment for suppression of the peri-parturient egg rise in ewes and impact on 50-day lamb weights Small Ruminant Research. 116: 206-218. DOI: 10.1016/J.Smallrumres.2013.10.015  0.398
2013 Falzon LC, Menzies PI, Shakya KP, Jones-Bitton A, Vanleeuwen J, Avula J, Jansen JT, Peregrine AS. A longitudinal study on the effect of lambing season on the periparturient egg rise in Ontario sheep flocks. Preventive Veterinary Medicine. 110: 467-80. PMID 23333408 DOI: 10.1016/J.Prevetmed.2012.12.007  0.388
2013 Dohoo C, VanLeeuwen J, Read Guernsey J, Critchley K, Gibson M. Impact of biogas digesters on wood utilisation and self-reported back pain for women living on rural Kenyan smallholder dairy farms Global Public Health. 8: 221-235. PMID 23305236 DOI: 10.1080/17441692.2012.758299  0.426
2013 Falzon LC, Menzies PI, Shakya KP, Jones-Bitton A, Vanleeuwen J, Avula J, Stewart H, Jansen JT, Taylor MA, Learmount J, Peregrine AS. Anthelmintic resistance in sheep flocks in Ontario, Canada. Veterinary Parasitology. 193: 150-62. PMID 23218224 DOI: 10.1016/J.Vetpar.2012.11.014  0.383
2013 Falzon LC, Menzies PI, Vanleeuwen J, Jones-Bitton A, Shakya KP, Avula J, Jansen JT, Peregrine AS. A survey of farm management practices and their associations with anthelmintic resistance in sheep flocks in Ontario, Canada Small Ruminant Research. 114: 41-45. DOI: 10.1016/J.Smallrumres.2013.06.007  0.375
2012 Dohoo C, Guernsey JR, Critchley K, Vanleeuwen J. Pilot study on the impact of biogas as a fuel source on respiratory health of women on rural Kenyan smallholder dairy farms Journal of Environmental and Public Health. 2012. PMID 22969815 DOI: 10.1155/2012/636298  0.359
2012 VanLeeuwen JA, Mellish T, Walton C, Kaniaru A, Gitau R, Mellish K, Maina B, Wichtel J. Management, productivity and livelihood effects on Kenyan smallholder dairy farms from interventions addressing animal health and nutrition and milk quality. Tropical Animal Health and Production. 44: 231-8. PMID 22081318 DOI: 10.1007/S11250-011-0003-2  0.765
2012 Walton C, VanLeeuwen J, Yeudall F, Taylor J. Association Between Duration of Community-based Group Membership and Sustainable Livelihoods for Kenyan Women Dairy Farmers The Journal of Agriculture, Food Systems, and Community Development. 3: 43-60. DOI: 10.5304/Jafscd.2012.031.002  0.757
2009 Tiwari A, VanLeeuwen JA, Dohoo IR, Keefe GP, Haddad JP, Scott HM, Whiting T. Risk factors associated with Mycobacterium avium subspecies paratuberculosis seropositivity in Canadian dairy cows and herds Preventive Veterinary Medicine. 88: 32-41. PMID 18692926 DOI: 10.1016/J.Prevetmed.2008.06.019  0.349
2007 Arunvipas P, Vanleeuwen JA, Dohoo IR, Leger ER, Keefe GP, Burton AS, Lissemore KD. Milk urea-nitrogen negatively affected first-service breeding success in commercial dairy cows in Prince Edward Island, Canada. Preventive Veterinary Medicine. 82: 42-50. PMID 17574283 DOI: 10.1016/J.Prevetmed.2007.05.005  0.366
2007 Tiwari A, VanLeeuwen JA, Dohoo IR, Keefe GP, Haddad JP, Tremblay R, Scott HM, Whiting T. Production effects of pathogens causing bovine leukosis, bovine viral diarrhea, paratuberculosis, and neosporosis Journal of Dairy Science. 90: 659-669. PMID 17235141 DOI: 10.3168/Jds.S0022-0302(07)71548-5  0.402
2007 Benson VS, VanLeeuwen JA, Stryhn H, Somers GH. Temporal analysis of groundwater nitrate concentrations from wells in Prince Edward Island, Canada: Application of a linear mixed effects model Hydrogeology Journal. 15: 1009-1019. DOI: 10.1007/S10040-006-0153-X  0.311
2005 Tiwari A, VanLeeuwen JA, Dohoo IR, Stryhn H, Keefe GP, Haddad JP. Effects of seropositivity for bovine leukemia virus, bovine viral diarrhoea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum on culling in dairy cattle in four Canadian provinces Veterinary Microbiology. 109: 147-158. PMID 15970402 DOI: 10.1016/J.Vetmic.2005.05.011  0.38
2004 McKenna SL, Keefe GP, Barkema HW, McClure J, Vanleeuwen JA, Hanna P, Sockett DC. Cow-level prevalence of paratuberculosis in culled dairy cows in Atlantic Canada and Maine. Journal of Dairy Science. 87: 3770-7. PMID 15483160 DOI: 10.3168/Jds.S0022-0302(04)73515-8  0.362
2004 Arunvipas P, VanLeeuwen JA, Dohoo IR, Keefe GP. Bulk tank milk urea nitrogen: Seasonal patterns and relationship to individual cow milk urea nitrogen values Canadian Journal of Veterinary Research. 68: 169-174. PMID 15352540  0.317
2003 Van Schaik G, Schukken YH, Crainiceanu C, Muskens J, VanLeeuwen JA. Prevalence estimates for paratuberculosis adjusted for test variability using Bayesian analysis Preventive Veterinary Medicine. 60: 281-295. PMID 12941553 DOI: 10.1016/S0167-5877(03)00157-0  0.311
2003 Arunvipas P, Dohoo IR, VanLeeuwen JA, Keefe GP. The effect of non-nutritional factors on milk urea nitrogen levels in dairy cows in Prince Edward Island, Canada Preventive Veterinary Medicine. 59: 83-93. PMID 12719019 DOI: 10.1016/S0167-5877(03)00061-8  0.482
2002 Chi J, VanLeeuwen JA, Weersink A, Keefe GP. Management factors related to seroprevalences to bovine viral-diarrhoea virus, bovine-leukosis virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in dairy herds in the Canadian Maritimes Preventive Veterinary Medicine. 55: 57-68. PMID 12324207 DOI: 10.1016/S0167-5877(02)00067-3  0.383
2002 Chi J, Weersink A, VanLeeuwen JA, Keefe GP. The economics of controlling infectious diseases on dairy farms Canadian Journal of Agricultural Economics. 50: 237-256. DOI: 10.1111/J.1744-7976.2002.Tb00335.X  0.331
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