Process Optimization for Preparation of Bovine Trypsin by Dual-factor Activation and Subsequent Chitosan Flocculation
LI Jun-lan，YU Qun-li，ZHANG Li，LIU Liang-liang，GUO Zhao-bin
FOOD SCIENCE . 2011, (14): 90 -95 .  DOI: 10.7506/spkx1002-6630-201114018