| 摘要 |
1,253,139. Animal growth-promoters. AMERICAN CYANAMID CO. 3 April, 1969 [17 April, 1968], No. 17701/69. Heading A5B. The growth of poultry and farm animals is accelerated by orally administering thereto, e.g. in their feed or as a veterinary dosage, one or more alkali metal formaldehyde sulphoxylates and/or alkali metal formaldehyde bisulphites, optionally together with other growthpromotors, e.g. tetracyclines, penicillin, zinc bacitracin, erythromycin, sulphamethazine and bis-(5-nitrofurfurylidene)-acetone guanyl hydrazone, particularly effective combinations of the active substances being specified. |
