condition mean min max 12pM Fe,Midday 58.175 58.175 58.175 12pM Fe,Midnight 43.094049999999996 40.2667 45.9214 58pM Fe,Midday 37.8317 37.8317 37.8317 58pM Fe,Midnight 38.56225714285714 0.0 51.3536 233pM Fe,Midnight 43.36396666666666 40.6074 46.7074 1160pM Fe,Midday 31.439657142857143 26.4566 35.8466 1160pM Fe,Midnight 37.707325 26.2121 47.6074 High carbon,Dark 59.551586666666665 30.5494 82.9201 High carbon,Light 51.39717692307692 18.6812 78.1741 Low carbon,Dark 37.5851 37.5851 37.5851 Phloroglucinol 57.50383333333333 45.4576 72.1064 Silicon starvation,12h 49.6496 49.6496 49.6496