Cross immunity in channel catfish, Ictalurus punctatus (Rafinesque), against two immobilization serotypes of Ichthyophthirius multifiliis (Fouquet). Short communication

Leff, A. a.

Cross immunity in channel catfish, Ictalurus punctatus (Rafinesque), against two immobilization serotypes of Ichthyophthirius multifiliis (Fouquet). Short communication - 4 páginas

Dickerson, H. W.-Department of Medical Microbiology, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, U.S.A.