[Mycoplasmoses - the battle is open [layer chickens - animal diseases]]

control de enfermedades controllo delle malattie diagnosi diagnosis diagnostic disease control drug therapy eua gallina ponedora galline ovaiole italia italie italy layer chickens laying performance micoplasmosi micoplasmosis mycoplasma gallisepticum mycoplasma synoviae mycoplasmose mycoplasmoses pathogenicity patogenicidad performance de ponte poule pondeuse prestazione in ovideposizione sintomi symptome symptoms terapia farmacologica usa vaccination vaccinazione