condition mean min max 12pM Fe,Midday 98.3273 98.3273 98.3273 12pM Fe,Midnight 92.26745 88.8658 95.6691 58pM Fe,Midday 94.255 94.255 94.255 58pM Fe,Midnight 109.9214 77.4698 277.413 233pM Fe,Midnight 50.09356666666667 43.7395 54.9059 1160pM Fe,Midday 62.54454285714286 47.4462 75.8338 1160pM Fe,Midnight 60.93095 39.5437 82.095 High carbon,Dark 70.37974 34.4564 107.07 High carbon,Light 58.30970769230769 20.252 91.7413 Low carbon,Dark 47.5531 47.5531 47.5531 Phloroglucinol 97.34283333333333 67.9715 131.057 Silicon starvation,12h 88.3579 88.3579 88.3579