A methane production reducer, and feed composition for ruminant

摘要

The present invention relates to a methane production reducer and a feed composition for ruminants, and more particularly, to a methane production reducer for ruminants comprising protease-resistant bacteriocin isolated from lactic acid bacteria, and/or a feed composition for ruminants containing this methane production reducer, and/or a method of improving the growth of ruminant by administering the feed composition.