condition mean min max 12pM Fe,Midday 56.9778 56.9778 56.9778 12pM Fe,Midnight 55.0389 51.3116 58.7662 58pM Fe,Midday 38.7924 38.7924 38.7924 58pM Fe,Midnight 31.12665714285714 0.0 38.6065 233pM Fe,Midnight 22.930366666666668 22.1581 24.2771 1160pM Fe,Midday 27.838242857142856 23.1893 30.6909 1160pM Fe,Midnight 23.002675 11.1855 33.6536 High carbon,Dark 45.48476 14.4828 124.443 High carbon,Light 24.704509230769233 5.39575 70.402 Low carbon,Dark 21.3471 21.3471 21.3471 Phloroglucinol 78.3194 70.1631 91.6878 Silicon starvation,12h 25.5524 25.5524 25.5524