Stoop, W M Genetic parameters for milk urea nitrogen in relation to milk production traits. [electronic resource] - Journal of dairy science Apr 2007 - 1981-6 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1525-3198 Standard No.: 10.3168/jds.2006-434 doi Subjects--Topical Terms: AnimalsBreedingCattle--geneticsDairyingFats--analysisFemaleHeredityLactation--geneticsLactose--analysisMaleMilk--chemistryMilk Proteins--analysisModels, GeneticNitrogen--analysisPhenotypeStatistics as TopicUrea--metabolism