title: Bacterial populations on teat ends of dairy cows housed in free stalls and bedded with either sand or sawdust.
authors.affiliation: Animal Welfare Program, Faculty of Agricultural Sciences, 2357 Main Mall, University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z4.
authors.forename: M
authors.initials: M
authors.lastname: Zdanowicz
authors.forename: J A
authors.initials: JA
authors.lastname: Shelford
authors.forename: C B
authors.initials: CB
authors.lastname: Tucker
authors.forename: D M
authors.initials: DM
authors.lastname: Weary
authors.forename: M A G
authors.initials: MA
authors.lastname: von Keyserlingk
mesh_terms: D000818:Animals; D002417:Cattle; D015169:Colony Count, Microbial; D018592:Cross-Over Studies; D004755:Enterobacteriaceae / Q000302:isolation & purification*; D005260:Female; D005430:Floors and Floorcoverings; D006799:Housing, Animal; D006920:Hygiene; D007709:Klebsiella / Q000302:isolation & purification*; D008321:Mammary Glands, Animal / Q000382:microbiology*; D008414:Mastitis, Bovine / Q000209:etiology / Q000517:prevention & control*; D011897:Random Allocation; D012822:Silicon Dioxide; D013291:Streptococcus / Q000302:isolation & purification*
chemical_list: D012822:Silicon Dioxide