condition mean min max 12pM Fe,Midday 3.25153 3.25153 3.25153 12pM Fe,Midnight 2.42745 1.82493 3.02997 58pM Fe,Midday 1.78081 1.78081 1.78081 58pM Fe,Midnight 1.5700642857142857 0.0 2.3736 233pM Fe,Midnight 1.160992 0.981706 1.34335 1160pM Fe,Midday 1.7723842857142857 1.53793 2.10181 1160pM Fe,Midnight 0.53106575 0.297901 1.03371 High carbon,Dark 2.3280046666666667 0.120657 6.14213 High carbon,Light 0.831813923076923 0.0 3.98249 Low carbon,Dark 2.36372 2.36372 2.36372 Phloroglucinol 1.2544753333333332 0.520126 1.67888 Silicon starvation,12h 0.638409 0.638409 0.638409