| 摘要 |
A method for treating an animal selected from the group consisting of pigs, poultry and ruminants, to increase the animal's performance, which comprises administering to the animal, with its feed, a performance-increasing amount of an organism selected from the group consisting of Lactobacillus buchneri, Lactobacillus kefir, Lactobacillus parakefir and Lactobacillus parabuchneri.
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