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Auteur UNIT OF AQUATIC PATHOBIOLOGY UNIVERSITY OF STIRLING GB |
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R. ROBERTS ; C. Shepherd ; UNIT OF AQUATIC PATHOBIOLOGY UNIVERSITY OF STIRLING GB | Surrey, Grande Bretagne : Fishing News Books | 1986This handbook is intended for the practical trout and salmon hatcheryman, fish farmer, angler and resource manager. it is the belief of the authors that most of the disease problems described in this book can be largely prevented by a combinatio[...]