THE CONTROL OF EGG-TRANSMISSION OF M. GALLISEPTICUM IN CHICKENS.
D000818:Animals; D002645:Chickens; D003140:Communicable Disease Control; D004531:Eggs; D009174:Mycoplasma; D009175:Mycoplasma Infections; D011201:Poultry Diseases
COMMUNICABLE DISEASE CONTROL; EGGS; MYCOPLASMA; POULTRY DISEASES