condition mean min max 12pM Fe,Midday 1.11088 1.11088 1.11088 12pM Fe,Midnight 2.190105 1.40171 2.9785 58pM Fe,Midday 0.739612 0.739612 0.739612 58pM Fe,Midnight 1.0911751428571428 0.0 2.04 233pM Fe,Midnight 1.43972 1.10798 2.03697 1160pM Fe,Midday 0.42487842857142855 0.0 1.19152 1160pM Fe,Midnight 0.9192527500000001 0.265938 1.81781 High carbon,Dark 3.967934 0.72102 12.1382 High carbon,Light 2.1559316153846155 0.0 6.02397 Low carbon,Dark 4.05732 4.05732 4.05732 Phloroglucinol 0.10512400000000001 0.0 0.158387 Silicon starvation,12h 2.55069 2.55069 2.55069