Penn State Dairy Cattle Nutrition

National Dairy Database

The Babcock Institute for International Dairy Research and Development, University of Wisconsin-Madison

Purdue University Cooperative Extension Service

UCDavis Veterinary Medicine

University of Florida Cooperative Extension Service

Managing early dry and transition cows

Dairy Herd Management Magazine

Dairy Today Magazine

Dairy Cow Health and Metabolic Disease Relative to Nutritional Factors

This NebGuide describes the various implications and effects of dairy cow metabolic problems, their causes, and management recommendations for prevention.
Dr. Mark Varner's homepage at the University of Maryland