condition mean min max 12pM Fe,Midday 13.1001 13.1001 13.1001 12pM Fe,Midnight 10.26643 9.25056 11.2823 58pM Fe,Midday 14.5968 14.5968 14.5968 58pM Fe,Midnight 14.497351428571429 5.73902 57.4926 233pM Fe,Midnight 5.523266666666666 4.81297 5.91507 1160pM Fe,Midday 9.418702857142858 7.56509 11.3191 1160pM Fe,Midnight 10.874910833333333 2.99429 20.9442 High carbon,Dark 11.561703333333334 0.682759 26.6293 High carbon,Light 7.230743846153846 1.14255 21.2687 Low carbon,Dark 12.8774 12.8774 12.8774 Phloroglucinol 9.933436666666667 8.91825 11.6797 Silicon starvation,12h 69.5663 69.5663 69.5663