condition mean min max 12pM Fe,Midday 9.69915 9.69915 9.69915 12pM Fe,Midnight 6.039295 5.20127 6.87732 58pM Fe,Midday 12.0932 12.0932 12.0932 58pM Fe,Midnight 5.010972857142857 0.0 7.02634 233pM Fe,Midnight 5.551686666666667 4.18725 7.13858 1160pM Fe,Midday 8.699685714285714 7.55182 10.0505 1160pM Fe,Midnight 1.56942 1.11776 2.21817 High carbon,Dark 4.206836 1.70398 9.32794 High carbon,Light 2.8226743846153846 0.0 6.27023 Low carbon,Dark 3.22379 3.22379 3.22379 Phloroglucinol 12.89462 6.27136 21.7765 Silicon starvation,12h 5.3931 5.3931 5.3931