title: A comparison of instruments and laboratories used to measure milk urea nitrogen in bulk-tank milk samples.
authors.affiliation: Department of Animal and Avian Sciences, University of Maryland, College Park 20742, USA. rkohn@wam.umd.edu
authors.forename: R A
authors.initials: RA
authors.lastname: Kohn
authors.forename: K R
authors.initials: KR
authors.lastname: French
authors.forename: E
authors.initials: E
authors.lastname: Russek-Cohen
mesh_terms: D000818:Animals; D002417:Cattle; D003612:Dairying / Q000295:instrumentation / Q000379:methods; D005260:Female; D007753:Laboratories / Q000592:standards*; D008892:Milk / Q000737:chemistry*; D009584:Nitrogen / Q000032:analysis*; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity; D014508:Urea / Q000032:analysis*
chemical_list: D014508:Urea; D009584:Nitrogen