condition mean min max 12pM Fe,Midday 35.936 35.936 35.936 12pM Fe,Midnight 24.8433 24.341 25.3456 58pM Fe,Midday 30.6473 30.6473 30.6473 58pM Fe,Midnight 29.3005 21.4615 42.0222 233pM Fe,Midnight 23.736533333333334 21.9102 25.3736 1160pM Fe,Midday 30.312242857142856 26.7738 35.3324 1160pM Fe,Midnight 21.312216666666664 15.8844 26.1392 High carbon,Dark 17.926750000000002 4.54092 33.3034 High carbon,Light 15.627035384615384 4.31471 29.0649 Low carbon,Dark 20.3613 20.3613 20.3613 Phloroglucinol 15.421299999999999 12.9292 17.557 Silicon starvation,12h 36.9247 36.9247 36.9247