Infectious diseases in broilers remain a problem caused huge economic losses in the form;performance (high mortality and mobidity, slow growth rate, bad feed conversion ratio(FCR), and low meat production), increaase medical costs, should performdecontamination (cleaning and disinfection) and revaccination. Failure on due to diseasethat occurs in broilers caused by the breeder has not completely make handling the diseaseis due to lack of management for prevention the disease. This paper proposed a strategy fordisease prevention by promoting bio-security measures, vaccination and medication-basedlaboratory.beternak ayam
                        
                        
                        
                        
                            
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