Zobrazeno 1 - 10
of 21
pro vyhledávání: '"John Vanleeuwen"'
Autor:
Karen A. MacDonald-Phillips, Shawn L.B. McKenna, Darcy H. Shaw, Greg P. Keefe, John VanLeeuwen, Elpida Artemiou, Cindy L. Adams
Publikováno v:
Journal of Dairy Science, Vol 105, Iss 3, Pp 2487-2498 (2022)
ABSTRACT: In food animal production medicine (FAPM), the success of control programs for infectious diseases that have serious animal health and economic consequences frequently rely on the veterinarian's effective communication and producer adherenc
Externí odkaz:
https://doaj.org/article/4e7b3de3f8b24870a01c71cda8a81fc1
Autor:
Karen A. MacDonald-Phillips, Greg P. Keefe, John VanLeeuwen, Darcy H. Shaw, J. McClure, Shawn L.B. McKenna
Publikováno v:
Journal of Dairy Science, Vol 105, Iss 3, Pp 2499-2508 (2022)
ABSTRACT: The Atlantic Johne's Disease Initiative (AJDI) aims to control Mycobacterium avium ssp. paratuberculosis infection by using veterinary-administered risk assessments to identify high-risk management practices and prompt changes in management
Externí odkaz:
https://doaj.org/article/608f2f396aff4021a3f720bf820245d4
Publikováno v:
BMC Veterinary Research, Vol 15, Iss 1, Pp 1-6 (2019)
Abstract Background No comprehensive studies have been carried out on the infectious causes of abortion in Kenyan dairy cattle herds. A survey was carried out to determine the seroprevalence of antibodies against Bovine Viral Diarrhoea Virus (BVDV),
Externí odkaz:
https://doaj.org/article/df86e58d8b954c719805ffe4cba1c98a
Autor:
Ellie Sellers, Sarah Baillie, Rachel Dean, Sheena Warman, Heidi Janicke, Sebastian P Arlt, Clare Boulton, Marnie Brennan, David Brodbelt, Fiona Brown, Louise Buckley, Myai Du, Emma Gallop, George Goran, Douglas JC Grindlay, Laura Haddock, Joanne Ireland, Catherine McGowan, Heather K Moberly, Emma Place, Md Mizanur Rahman, Gwen Rees, Kristen Reyher, Javier Sanchez, Johan P Schoeman, Laura Urdes, John VanLeeuwen, Kristien Verheyen
Publikováno v:
Veterinary Evidence, Vol 6, Iss 1 (2021)
Abstract ‘EBVM Learning’ is a freely available resource created in 2015 by an international team with the support of RCVS Knowledge. The resource comprises a series of online modules teaching the fundamental concepts of evidence-based veterina
Externí odkaz:
https://doaj.org/article/06a320378e134726b3ef0aee9088a78a
Autor:
Darío Vallejo-Timarán, Julián Reyes-Vélez, John VanLeeuwen, Juan Maldonado-Estrada, Juan Astaiza-Martínez
Publikováno v:
Heliyon, Vol 6, Iss 4, Pp e03712- (2020)
Subclinical Ruminal Acidosis (SARA) and Subclinical Ketosis (SCK) are two of the most prevalent metabolic diseases of dairy cows, with impacts on reproductive performance. There is scarce literature about these diseases in dairy regions in Colombia.
Externí odkaz:
https://doaj.org/article/3d839b03ad8f4d05a84eaccd829daf61
Publikováno v:
Veterinary World, Vol 11, Iss 5, Pp 642-648 (2018)
Aim: The study was to determine seasonal fluctuations and non-nutritional factors associated with bulk tank milk urea nitrogen (BTMUN). Materials and Methods: A total of 58,364 BTM testing records were collected from 2364 farms in Central Thailand
Externí odkaz:
https://doaj.org/article/3b93c806eca647c2ab4d6da79794fd7f
Autor:
Getrude Shepelo Peter, George Karuoya Gitau, Charles Matiku Mulei, John Vanleeuwen, Shauna Richards, Jeff Wichtel, Fabienne Uehlinger, Omwando Mainga
Publikováno v:
Veterinary World, Vol 8, Iss 9, Pp 1118-1125 (2015)
Aim: Gastrointestinal diseases are among the leading causes of calf morbidity and mortality in Kenya and elsewhere. This study was undertaken to determine the prevalence of Cryptosporidia, Eimeria, Giardia, and Strongyloides in calves on smallholder
Externí odkaz:
https://doaj.org/article/5b0658a13af545d1921f21ac9612e3b4
Associations of farm management practices with annual milk sales on smallholder dairy farms in Kenya
Autor:
Shauna Richards, John VanLeeuwen, Getrude Shepelo, George Karuoya Gitau, Collins Kamunde, Fabienne Uehlinger, Jeff Wichtel
Publikováno v:
Veterinary World, Vol 8, Iss 1, Pp 88-96 (2015)
Aim: Cows on smallholder dairy farms (SDF) in developing countries such as Kenya typically produce volumes of milk that are well below their genetic potential. An epidemiological study was conducted to determine reasons for this low milk production,
Externí odkaz:
https://doaj.org/article/3b35361a73da4d24969b11cdb8ac14ec
Publikováno v:
Journal of Agriculture, Food Systems, and Community Development, Vol 3, Iss 1 (2016)
Kenyan community leaders called for strengthened sustainable livelihoods for farmers and in 1992 formed a self-help dairy group that was reorganized in 2009 to form the Wakulima Dairy Ltd. (WDL). At WDL, members sell surplus milk to the dairy and, th
Externí odkaz:
https://doaj.org/article/ff6eb1e5a4c244acb0f8f58cc6499598
Publikováno v:
Cradle of Knowledge: African Journal of Educational and Social Science Research (The); Vol. 10 No. 3 (2022); 112-120
An agricultural development project with university and community partners from Kenya and Canada was implemented in Naari, Kenya. Development agencies such as non-governmental organizations design and implement projects that can enhance people’s ca