title: Urea in bulk milk as compared to the herd mean of urea in blood.
mesh_terms: D000818:Animals; D002417:Cattle / Q000097:blood*; D003612:Dairying; D008892:Milk / Q000032:analysis*; D014508:Urea / Q000032:analysis* / Q000097:blood
chemical_list: D014508:Urea