Interference of Mycoplasma gallisepticum with multiplication of Newcastle disease virus in chickens.
D000641:Ammonia / Q000494:pharmacology; D000818:Animals; D002645:Chickens / Q000382:microbiology*; D009174:Mycoplasma / Q000254:growth & development*; D009522:Newcastle disease virus / Q000254:growth & development*; D014132:Trachea / Q000382:microbiology; D014779:Virus Replication
D000641:Ammonia