| 摘要 |
FIELD: fodder production. SUBSTANCE: method involves using of raw sugar which is added in aqueous solution of ferric sulfate with formation of complex compound. Then prepared solution is boiled for 25 min, cooled to 80 C, neutralized with zinc oxide at mixing for 10 min, settled for 12 h, and filtered. EFFECT: increased overweights and survival rate of animals. 2 tbl, 2 ex |
