[Digestive enzymes in fish and seasonal variability of theri activity].
D004798:Enzymes; D005399:Fishes; D005765:Gastrointestinal Agents; D041981:Gastrointestinal Tract / Q000502:physiology*; D010507:Periodicity; D012621:Seasons
D004798:Enzymes; D005765:Gastrointestinal Agents
ENZYMES; FISH; GASTROINTESTINAL SYSTEM/physiology; PERIODICITY