condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.0 0.0 0.0 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 0.008082733333333333 0.0 0.121241 High carbon,Light 0.009997615384615384 0.0 0.129969 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.015978033333333332 0.0 0.0479341 Silicon starvation,12h 0.0 0.0 0.0