Objective To establish and evaluate the procedure for preparation of lyophilized(freeze-dried)Vibrio parahaemolyticus(VP) composed with Vibrio minicus(VM) culture materials for Proficient Test(PT) on bacteria identification.Methods Selecting a suitable proportion and concentration of VP and VM for identifying the dominant ratio of VP to VM cultured in the identification medium after lyophilization.Assessing and identifying the homogenicity of random PT specimen and evaluating the stability of sp...