Objective To grasp the disinfection quality of nurseries in Haizhu District of Guangzhou in order to find the weak link,so as to propose improvement measures and to provide a scientific basis for managerial work of health and education sectors. Methods Retrospective investigation was used to analyze the detecting data of room air,surfaces of objects,toys,hands of teachers,disinfectants and ultraviolet lamp intensity in nurseries from 2010 to 2015. Results A total of14386 samples from 202 nurseries were coll...