The response of cage‐reared broiler cockerels to dietary supplements of nitrovin, zinc bacitracin or penicillin used singly or in paired combinations.
| Autor: | Griffin, R. M. |
|---|---|
| Zdroj: | British Poultry Science; May1979, Vol. 20 Issue 3, p281-287, 7p |
| Databáze: | Complementary Index |
| Externí odkaz: |
|