Review of Field Hockey Injuries and Countermeasures for Prevention
Features results, from a study by Monash University Accident Research Centre, investigating hockey injuries with suggestions on how to minimise the risks involved with playing hockey. Also includes a downloadable version.
http://www.monash.edu.au/muarc/reports/muarc143.html

Skill Sets Athlete Development Services
Clinics and camps for developing athletes and coaches, plus nutrition, strength training and sports psychology services. Instructor and consultant profiles, programs and training resources. Based in Vancouver, Canada.
http://www.skillsets.ca

Stickwise
Training services run by double Olympian Calum Giles, including camps and consultant coaching. Camp details, hockey techniques, biography, motivational speaking.
http://www.stickwise.com

The Field Hockey Zone
Offense, defense, penalties, the zone, ball handling and other tips for field hockey players.
http://home.earthlink.net/~fishplumi/fieldhockey

The Hockey Factory
Allows coaches to compile their own training sessions from a database of exercises. Provides example sessions and articles. [English, Dutch]
http://www.thehockeyfactory.nl/