Antimicrobial potentiality of a halophilic strain of Streptomyces sp. VPTSA18 isolated from the saltpan environment of Vedaranyam, India

Table 3 Cultural characteristics of Streptomyces sp. VPTSA18 on different culture media

Medium	Growth	Sporulation	Diffusible pigment	Colony colour
Medium	Growth	Sporulation	Diffusible pigment	Aerial mycelium	Substrate mycelium
Yeast extract malt extract agar (ISP 2)	Poor	Poor	Pink	White	Dull white
Inorganic salt starch agar (ISP 4)	Poor	Poor	Nil	White	Colourless
Glycerol asparagine agar (ISP 5)	Good	Good	Brown	White	Yellow
Peptone yeast extract agar (ISP 6)	Poor	Poor	Rose	White	Dull white
Tyrosine agar (ISP 7)	Good	Good	Dark brown	White	Yellow
Asparagine mannitol agar	Poor	Poor	Nil	Dull white	White–brown
Kenknight agar	Moderate	Moderate	Pale yellow–brown	White	Light yellow
Nutrient agar	Moderate	Moderate	Brown	Sandal white	Brown
Potato dextrose agar	Moderate	Moderate	Pale pink	Sandal white	Light yellow
Starch casein agar	Excellent	Excellent	Brown	White	Brown
Starch nitrate agar	Moderate	Moderate	Pink	Light yellow	Sandal white

ISSN: 1869-2044