condition mean min max 12pM Fe,Midday 147.38 147.38 147.38 12pM Fe,Midnight 164.3595 164.343 164.376 58pM Fe,Midday 139.859 139.859 139.859 58pM Fe,Midnight 165.548 0.0 234.849 233pM Fe,Midnight 200.32266666666666 191.549 206.554 1160pM Fe,Midday 124.52942857142857 104.195 149.491 1160pM Fe,Midnight 110.8279 70.8385 161.594 High carbon,Dark 155.82781333333332 54.1653 296.026 High carbon,Light 159.83753846153846 75.1456 284.646 Low carbon,Dark 392.203 392.203 392.203 Phloroglucinol 108.92603333333334 92.3521 123.694 Silicon starvation,12h 153.126 153.126 153.126