Comparative of phenotypic tests in aerobic actinomycetes

Dear editor,I read with interest article that published entitled *Isolation and identification of bioactive compound producing Rhodococcus spp. isolated from soil samples {IJMCM/5(1) (2015) 463-468}* [1]. Some of the genus such as Nocardia, Gordonia, Mycobacterium and Rhodococcus are in actinomycete family and they are Gram-positive and partially acid-fast. Rhodococcus species usually stain Gram-p…