condition mean min max 12pM Fe,Midday 55.3697 55.3697 55.3697 12pM Fe,Midnight 50.477199999999996 49.5456 51.4088 58pM Fe,Midday 47.4428 47.4428 47.4428 58pM Fe,Midnight 42.52112857142857 28.3211 48.7057 233pM Fe,Midnight 29.422533333333334 29.2729 29.5605 1160pM Fe,Midday 48.2673 45.3786 50.9882 1160pM Fe,Midnight 48.006433333333334 25.2987 70.9677 High carbon,Dark 34.8837 10.2581 63.7328 High carbon,Light 32.38723769230769 6.84769 49.3693 Low carbon,Dark 39.6143 39.6143 39.6143 Phloroglucinol 68.38796666666667 64.7493 75.5521 Silicon starvation,12h 32.9541 32.9541 32.9541