| 摘要 |
FIELD: agriculture, veterinary science. SUBSTANCE: method involves addition of mineral addition permait - zeolite-containing tuff to basic diet. Permait has great set of macro- and trace elements necessary for pigs, % to dry matter weight: silicon oxide, 63.39; iron oxide, 3.25; aluminium oxide, 8.42; titanium oxide, 0.45; calcium oxide, 7.74; calcium carbonate, 9.70; magnesium oxide, 1.71; potassium oxide 1.81; sodium oxide, 0.03; phosphorus pentoxide, 0.20; and other impurities, 2.3 at dose 3%. Mixture is fed for 45-60 days. EFFECT: enhanced effectiveness of mineral addition. 6 tbl
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