Fig. 5From: Growth, respiratory activity and chlorpyrifos biodegradation in cultures of Azotobacter vinelandii ATCC 12837Evolution of the oxygen transfer rate (OTR) and respiration quotient (RQ) in cultures of A. vinelandii grown in media: BS (a), BS + 500 ppm CP (b), BS2 (c), and BS2 + 500 ppm CP (d)Back to article page