One year survey on the concentrations and monthly or seasonal variations of airborne microbe in Guangzhou city were analysed and studied with JWL-IIB airborne microbial sampler.

• 用JWL-IIB新型固体撞击式空气微生物采样仪对广州市18个监测点的空气微生物含量及其月和季节变化势态进行了观察和研究。