condition mean min max 12pM Fe,Midday 25.8975 25.8975 25.8975 12pM Fe,Midnight 18.0084 17.3713 18.6455 58pM Fe,Midday 16.0848 16.0848 16.0848 58pM Fe,Midnight 11.491985714285715 0.0 15.2938 233pM Fe,Midnight 9.84758 8.0412 11.7316 1160pM Fe,Midday 15.272185714285715 12.5592 17.8713 1160pM Fe,Midnight 5.173464166666666 2.78305 7.30265 High carbon,Dark 8.311671333333333 1.78182 17.5621 High carbon,Light 8.53422076923077 2.02387 21.1625 Low carbon,Dark 8.09278 8.09278 8.09278 Phloroglucinol 12.561003333333334 9.67441 15.0992 Silicon starvation,12h 24.6526 24.6526 24.6526