1. Effect of varying dietary protein level in different families of rainbow trout;Austreng;Aquaculture,1979
2. Cage performance and quality comparisons of tilapia and divergently selected channel catfish;Bondari,1980
3. Aspects of protein utilization by fish;Cowey,1975
4. Comparison between sequential and concurrent matings of two females and one male channel catfish, Ictalurus punctatus, in spawning pens;El-Ibiary;Aquaculture,1977