Universities and Online Directories:

• Agriscape
• Kansas State University - Swine
• Iowa State Pork Industry Center
• National Hog Farmer
• NC State University - Animal Sciences Extension Page
• NC State University's Extension Swine Husbandry - MARK
• Ohio Pork Information Center
• Pork Information Gateway
• Pork Sites
• Purdue Pork Page
• Sustainable Pork Production
• Temple Grandin
• Texas Tech University - Pork Industry Institute
• University of Illinois - PorkNet

Publications and Learning Resources:

• Life Sciences eResources - Purdue Libraries
• Livestock and Grain Market News Reports
• National Hog Farmer
• PigCHAMP Knowledge Software Pork Producers
• Pork Network
• Successful Farming Agriculture online
• Swine Care Handbook
• Swine Production

Industry and Swine Organizations:

• American Association of Swine Veterinarians
• Babcock Swine, Inc.
• Indiana Pork Producers
• Johnsonville
• Minnesota Pork Board
• National Swine Improvement Federation
• Ohio Pork Information Center
• Pork Board
• Pork Improvement Company
• Swine Companies Online (Antwi Farms)

Health and Welfare:

• Alpharma
• Animal Health Institute
• Hog Watch
• Humane Society of the US
• Humane USA
• Merck Veterinary Manual Online
• Mycoplasmal Pneumonia (Pfizer)
• North Carolina State Healthy Hogs Seminar Proceedings
• People for the Ethical Treatment of Animals
• PigHealth.com
• The Pig Site

Reproduction and Genetics:

• Breeds and Genetic Improvement
• National Swine Registry
• Oklahoma State Breeds of Livestock - Swine
• PIC
• Swine Genetics International
• US Pig Gene Mapping

Feeds and Nutrition:

• Ajinmoto Animal Nutrition - Lysine
• Akey - Nutrient Solutions
• Hubbard Feeds
• Iowa State Life Cycle Nutrition
• RMS Roller-Grinder, Inc.

Waste Management:

• Iowa Manure Management Action Group
• Odor Control
• Pollution Monitor

Equipment and Facilities:

• FarmWeld
• Hog Slat
• Hoop Structures
• John Deere & Company
• Sow Housing
• Ultrasound Wrist Unit