condition mean min max 12pM Fe,Midday 19.0942 19.0942 19.0942 12pM Fe,Midnight 17.830350000000003 16.3562 19.3045 58pM Fe,Midday 13.0999 13.0999 13.0999 58pM Fe,Midnight 17.578114285714285 14.77 26.989 233pM Fe,Midnight 10.875066666666667 10.3595 11.2293 1160pM Fe,Midday 11.1588 10.4481 11.9582 1160pM Fe,Midnight 11.277866666666666 10.5132 12.8179 High carbon,Dark 12.501962666666667 6.65487 22.906 High carbon,Light 12.830927692307693 1.06502 24.0051 Low carbon,Dark 6.41521 6.41521 6.41521 Phloroglucinol 19.324833333333334 15.5806 24.8023 Silicon starvation,12h 8.53138 8.53138 8.53138