Fig. 7From: Enhanced biomass productivity of microalgae Nannochloropsis sp. in an airlift photobioreactor using low-frequency flashing light with blue LEDCurve concentration of (a) ammonium, (B) nitrite, (c) nitrate, (d) orthophosphate, (e) dissolved CO2, and (f) dissolved O2 in the four low-frequency flashing light treatmentsBack to article page