2Lindemann MD. Effect of age, weaning and diet of digestive enzyme level in the piglet[J].Animal Science,1986, (62):1928-1207. 被引量:1
3Jensen MS. Development of digestive enzymes in pigs with emphasis on lipolytic actlvityin the stomach and pancreas[J].Animal Science, 1997,(75):437-445. 被引量:1