Association between milk urea nitrogen and first service conception in smallholder dairy farms under heat and humidity stress

od Kananub, Suppada, VanLeeuwen, John A., Arunvipas, Pipat
Wydane w Vet World (2018)

Pilot Study on the Impact of Biogas as a Fuel Source on Respiratory Health of Women on Rural Kenyan Smallholder Dairy Farms

od Dohoo, Carolyn, Guernsey, Judith Read, Critchley, Kimberley, VanLeeuwen, John
Wydane 2012

Veterinarians without Borders/Vétérinaires sans frontières-Canada — The first 10 years (2005–2015)

od Waltner-Toews, David, Stiles, Enid, VanLeeuwen, John, Fraser, Erin
Wydane w Can Vet J (2015)

Seroprevalence of antibodies against bovine leukemia virus, bovine viral diarrhea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in dairy cattle in Sa...

od VanLeeuwen, John A., Forsythe, LeeAnn, Tiwari, Ashwani, Chartier, Renee
Wydane 2005

Exploring factors associated with bulk tank milk urea nitrogen in Central Thailand

od Kananub, Suppada, Jawjaroensri, Wassana, VanLeeuwen, John, Stryhn, Henrik, Arunvipas, Pipat
Wydane w Vet World (2018)

Seroprevalences of antibodies against bovine leukemia virus, bovine viral diarrhea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in beef and dairy ca...

od VanLeeuwen, John A., Tiwari, Ashwani, Plaizier, Jan C., Whiting, Terry L.
Wydane 2006

Breast Cancer Risk, Fungicide Exposure and CYP1A1*2A Gene-Environment Interactions in a Province-Wide Case Control Study in Prince Edward Island, Canada

od Ashley-Martin, Jillian, VanLeeuwen, John, Cribb, Alastair, Andreou, Pantelis, Guernsey, Judith Read
Wydane 2012

Estimate of the direct production losses in Canadian dairy herds with subclinical Mycobacterium avium subspecies paratuberculosis infection

od Tiwari, Ashwani, VanLeeuwen, John A., Dohoo, Ian R., Keefe, Greg P., Weersink, Alfons
Wydane 2008

A cross-sectional study of the welfare of calves raised in smallholder dairy farms in Meru, Kenya, 2017

od Kathambi, Emily. K., Van Leeuwen, John A., Gitau, George K., McKenna, Shawn L.
Wydane w Vet World (2018)

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...

od Okumu, Tequiero Abuom, John, Njenga Munene, Wabacha, James K., Tsuma, Victor, VanLeeuwen, John
Wydane w BMC Vet Res (2019)

Field based pilot-scale drinking water distribution system: Simulation of long hydraulic retention times and microbiological mediated monochloramine decay

od Kulkarni, Veerdhawal, Awad, John, Medlock, Adam, Monis, Paul, Lau, Melody, Drigo, Barbara, van Leeuwen, John
Wydane w MethodsX (2018)

Incidence and effects of subacute ruminal acidosis and subclinical ketosis with respect to postpartum anestrus in grazing dairy cows

od Vallejo-Timarán, Darío, Reyes-Vélez, Julián, VanLeeuwen, John, Maldonado-Estrada, Juan, Astaiza-Martínez, Juan
Wydane w Heliyon (2020)

Johne’s disease in Canada Part II: Disease impacts, risk factors, and control programs for dairy producers

od McKenna, Shawn L.B., Keefe, Greg P., Tiwari, Ashwani, VanLeeuwen, John, Barkema, Herman W.
Wydane 2006

Associations of farm management practices with annual milk sales on smallholder dairy farms in Kenya

od Richards, Shauna, VanLeeuwen, John, Shepelo, Getrude, Gitau, George Karuoya, Kamunde, Collins, Uehlinger, Fabienne, Wichtel, Jeff
Wydane w Vet World (2015)

Johne’s disease in Canada: Part I: Clinical symptoms, pathophysiology, diagnosis, and prevalence in dairy herds

od Tiwari, Ashwani, VanLeeuwen, John A., McKenna, Shawn L.B., Keefe, Greg P., Barkema, Herman W.
Wydane 2006

Relationships among milk urea-nitrogen, dietary parameters, and fecal nitrogen in commercial dairy herds

od Arunvipas, Pipat, VanLeeuwen, John A., Dohoo, Ian R., Keefe, Greg P., Burton, Shelley A., Lissemore, Kerry D.
Wydane 2008

Evaluation of the Precision Xtra meter for monitoring blood β-hydroxybutyrate concentrations in late-gestation ewes

od Ratanapob, Niorn, VanLeeuwen, John, McKenna, Shawn, Wichtel, Maureen, Rodriguez-Lecompte, Juan C., Menzies, Paula, Wichtel, Jeffrey
Wydane w J Vet Diagn Invest (2018)

The selenium status of dairy herds in Prince Edward Island

od Wichtel, Jeffrey J., Keefe, Gregory P., Van Leeuwen, John A., Spangler, Elizabeth, McNiven, Mary A., Ogilvie, Timothy H.
Wydane 2004

Seroprevalence of Mycobacterium avium subspecies paratuberculosis, Neospora caninum, Bovine leukemia virus, and Bovine viral diarrhea virus infection among dairy cattle and herds i...

od Scott, H. Morgan, Sorensen, Ole, Wu, John T.Y., Chow, Eva Y.W., Manninen, Ken, VanLeeuwen, John A.
Wydane 2006

A Population-Based Case-Control Study of Drinking-Water Nitrate and Congenital Anomalies Using Geographic Information Systems (GIS) to Develop Individual-Level Exposure Estimates

od Holtby, Caitlin E., Guernsey, Judith R., Allen, Alexander C., VanLeeuwen, John A., Allen, Victoria M., Gordon, Robert J.
Wydane 2014