
Comparison of crystalline lysine and intact lysine used as a supplement in practical diets of channel catfish (Ictalurus punctatus) and Nile tilapia (Oreochromis niloticus)
Keywords: تیلاپیای نیل; Channel catfish; Nile tilapia; Crystalline lysine; Intact lysine; Corn protein concentrate; High lysine corn protein concentrate; Growth performance; Protein retention;