活菌制剂对21日龄断奶仔猪生长性能的影响

活菌制剂对21日龄断奶仔猪生长性能的影响

刘政,姜淑妍,朱良瑞

The Effects of Biogen on Growth Performance in 21 Days＇ Weaning Piglets

畜牧与饲料科学 . 2012, (5): 7 -7 . DOI: 10.12160/j.issn.1672-5190.2012.05.003