This research is a survey research, the Department cut with the purpose to study the factors associated with the occurrence of symptoms of respiratory system of workers perform grass flower broom. Tambon khok kruat Amphoe Pak phli Nakhon nayok province population number of 98 people, a tool used in the research is the analysis of interview data in a frequency distribution. Percent of average, standard deviation Hypotheses were tested using the Chi square and devices using the storage and analysis of air samples.