Effects of threonine supplementation in poultry by-product meal (petfood grade) replacement diet on growth performance, intermediary metabolism and immunity response in largemouth bass (Micropterus salmoides)

• XU Yujue, 
• WANG Wenqiang, 
• YANG Peng, 
• HE Chaoqun, 
• QIN Yawen, 
• SONG Fei