worldwide. Some of them are the main cause of two important diseases, nocardiosis and
actinomycetoma. To identify the prevalence and geographic distribution of aerobic
actinomycetes in soil of Qazvin province, a study was carried out during 2006-2007. In this
study, the incidence and diversity of medically important aerobic actinomycetes was
determined in 300 soil samples of different parts of Qazvin. The suspensions of superficial …