Effects of Different Feeds on Digestive Enzyme Activities in Stomach and Gut of Clarias Lazera
ZHU Guo-xia, SUN Xue-liang, ZHAO Yun-ying, CHEN Cheng-xun, GUO Yong-jun, QIAO Xiu-ting
Journal of Tianjin Agricultural University . 2013, (3): 26 -28 .