Effects of Supplementation of Bacillus Subtilis Natto on Milk Production and Composition of Lactating Dairy Cow
LUAN Guang-chun; WANG Jia-qi;BU Deng-pan; ZHOU Zhen-feng; WEI Hong-yang;ZHOU Ling-yun
China Animal Husbandry & Veterinary Medicine . 2009, (10): 12 -15 .