FEED ADDITIVE FOR IMPROVING PORK MEAT GRADES, SWINE FEED COMPOSITION AND SWINE BREEDING METHOD

摘要

The present invention relates to a feed additive for improving pork meat grades, a swine feed composition and a swine breeding method and, more specifically, to a feed additive, for improving pork meat grades, comprising ecdysteroid as an active ingredient, a swine feed composition and a swine breeding method. The feed additive for improving pork meat grades according to the present invention enables increase in the meat weight and reduction in excessive backfat thickness and thus can improve pork meat grades.