condition mean min max 12pM Fe,Midday 36.614 36.614 36.614 12pM Fe,Midnight 31.003700000000002 29.0621 32.9453 58pM Fe,Midday 24.0423 24.0423 24.0423 58pM Fe,Midnight 22.298514285714287 0.0 27.7806 233pM Fe,Midnight 17.552933333333332 16.6545 18.4 1160pM Fe,Midday 17.100142857142856 15.6793 18.2621 1160pM Fe,Midnight 19.7642 16.7835 21.3631 High carbon,Dark 22.763128666666667 2.41393 31.0301 High carbon,Light 20.453399230769232 3.87863 29.9155 Low carbon,Dark 14.9484 14.9484 14.9484 Phloroglucinol 22.609933333333334 16.4463 29.0128 Silicon starvation,12h 18.9605 18.9605 18.9605