TY - SER AU - Howe,G.e. AU - Rach,J.J. AU - Olson,J.J. TI - Method for inducing saprolegniasis in channel catfish KW - Ictalurus Punctatus KW - Saprolegniasis N1 - Howe, GE-US Geol Serv/Biol Resources Div/Upper Mississippi Sci Ctr/POB 818/La Crosse, WI 54602 USA ER -