condition mean min max 12pM Fe,Midday 29.018 29.018 29.018 12pM Fe,Midnight 30.98505 30.3417 31.6284 58pM Fe,Midday 23.4545 23.4545 23.4545 58pM Fe,Midnight 22.44757142857143 0.0 29.4369 233pM Fe,Midnight 19.2473 18.3341 20.5042 1160pM Fe,Midday 19.288571428571426 16.0174 22.2427 1160pM Fe,Midnight 11.450946666666667 8.55486 15.3739 High carbon,Dark 14.245308666666666 5.12367 31.2402 High carbon,Light 7.480336615384616 0.391406 15.0109 Low carbon,Dark 11.7883 11.7883 11.7883 Phloroglucinol 17.01396666666667 12.9382 22.0512 Silicon starvation,12h 7.77892 7.77892 7.77892