TY - SER AU - Yoshida,T. AU - Kruger,R. AU - Inglis,Valerie TI - Augmentation of non-specific protection in African catfish, Clarias gariepinus - Burchell -, by the long-term oral administration of immunostimulants. Short communication KW - Scotland KW - Catfish KW - Africa N1 - Inglis, V.-Institute of Aquaculture, University of Stirling, Stirling FK9 4LA, Scotland ER -