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  Indian J Med Microbiol
 

Figure 3 :Effect of extraction time on the yields of 1 and 2 from I. helenium roots: 70% EtOH, solvent/solid ratio 1:20 (w/v), extraction temperature 25C

Figure 3 :Effect of extraction time on the yields of 1 and 2 from I. helenium roots: 70% EtOH, solvent/solid ratio 1:20 (w/v), extraction temperature 25C