APPENDICES 



333 



Control (No Carbon) 1% Glucose 1% Sucrose 0.15%NaOAc 



+ © 



Streptomyces Sp. 10 Days a1 28 C 



Figure 6f>. Growth responses of streptomyceteSj on chemically defined medium, to various 

 carbon sources (Courtesy of T. (1. Pridham). 



)!. Melanin formation medium: Use 4 to 5 ml portions in tesl tubes. Incubate 



Yeast extract 1.0 gm at 27°C and read after 1 to 2 days and after 



L-Tyrosine 1.0 gm 4 days. 



NaCl 8.5 gm 48. Other media: 



Agar 16.0 gm A variety of oilier media are frequently 



Tap water 1000.0 ml used, often depending upon the nature of the 



