HEALTHY HORSES  (Des chevaux en bonne santé) In this book Ernst Hammes shows how beneficial microbes can play an important role in animal husbandry. EM, Effective Micro-organisms, developed by the Japanese professor of agriculture, Teruo Higa, can maintain a balanced microbial structure in the digestive system for the horse's well-being as well as improved stable conditions. A guide with detailled veterinarians' accounts for professional breeders, private horse owners,etc. 160 pages