Christen, K A Response of lactating dairy cows to high protein distillers grains or 3 other protein supplements. [electronic resource] - Journal of dairy science May 2010 - 2095-104 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1525-3198 Standard No.: 10.3168/jds.2009-2687 doi Subjects--Topical Terms: Amino Acids, Essential--bloodAnimal Feed--analysisAnimalsBody Weight--physiologyCattle--metabolismDairyingDiet--veterinaryDietary Proteins--administration & dosageEating--physiologyFats--analysisFemaleGastrointestinal Contents--chemistryLactation--physiologyMilk--chemistryMilk Proteins--analysisNitrogen--analysisParticle SizeRandom Allocation