condition mean min max 12pM Fe,Midday 73.0687 73.0687 73.0687 12pM Fe,Midnight 57.10525 55.2644 58.9461 58pM Fe,Midday 67.5934 67.5934 67.5934 58pM Fe,Midnight 54.55447142857143 0.0 67.4255 233pM Fe,Midnight 54.00096666666667 52.5375 55.729 1160pM Fe,Midday 76.2523 62.5809 86.4513 1160pM Fe,Midnight 30.884091666666666 25.2833 36.2746 High carbon,Dark 44.36664 13.6865 70.1783 High carbon,Light 47.09312846153846 5.08377 86.6172 Low carbon,Dark 66.383 66.383 66.383 Phloroglucinol 22.5675 18.9391 24.7776 Silicon starvation,12h 82.2028 82.2028 82.2028