摘要 |
FIELD: feed processing industry. ^ SUBSTANCE: claimed additive contains purified flax oil and beta-carotene and is introduced into fish feed in amount of 1-3 % based on feed mass, wherein ratio of flax oil and beta-carotene is 8:1. ^ EFFECT: feed additive with high immunomodulating and biological activity. ^ 1 tbl, 10 ex |