condition mean min max 12pM Fe,Midday 12.3668 12.3668 12.3668 12pM Fe,Midnight 8.961115 8.57397 9.34826 58pM Fe,Midday 7.67908 7.67908 7.67908 58pM Fe,Midnight 6.9073400000000005 0.0 10.4577 233pM Fe,Midnight 4.97574 4.45885 5.35763 1160pM Fe,Midday 5.523877142857143 4.33373 6.86902 1160pM Fe,Midnight 3.547919916666667 0.334419 8.19439 High carbon,Dark 7.770552 2.5096 12.0859 High carbon,Light 5.558964615384616 1.54937 10.8076 Low carbon,Dark 7.75617 7.75617 7.75617 Phloroglucinol 8.441836666666667 7.40701 9.78864 Silicon starvation,12h 16.0477 16.0477 16.0477