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 0.035354142857142855 0.0 0.247479 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.017715166666666667 0.0 0.212582 High carbon,Dark 0.9891074 0.0 5.26897 High carbon,Light 0.6181226153846154 0.0 2.49095 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.06179266666666666 0.0 0.185378 Silicon starvation,12h 0.333664 0.333664 0.333664