In this study,the origin,characters,advantages and 7 principles and 12 steps of hazard analysis and critical control point(HACCP) were introduced.The status of the application of HACCP in all over the world and all industries was illuminated.HACCP was advocated by international institutes,governments and industries of the whole world. Feasibility of the HACCP application in farm and broiler farm was anatomized.
The survey showed that poultry diseases and veterinary medicine residual were “bottle-...