[Survival of poultry mycoplasma in deep litter not replaced for a long time].
D000818:Animals; D009174:Mycoplasma; D011201:Poultry Diseases / Q000382:microbiology*; D012141:Respiratory Tract Infections / Q000662:veterinary*
Vyzhivaemost' ptich'ikh mikoplazm v glubokoĭ dolgonesmeniaemoĭ podstilke.