condition mean min max 12pM Fe,Midday 86.2358 86.2358 86.2358 12pM Fe,Midnight 15.93045 14.8285 17.0324 58pM Fe,Midday 94.5393 94.5393 94.5393 58pM Fe,Midnight 6.8409 0.0 9.42961 233pM Fe,Midnight 10.13528 9.8681 10.6437 1160pM Fe,Midday 66.25732857142857 58.5512 71.1937 1160pM Fe,Midnight 3.2188191666666666 2.2122 4.55652 High carbon,Dark 8.928604533333333 0.154788 31.9464 High carbon,Light 3.7261286153846154 0.264584 10.9657 Low carbon,Dark 10.3153 10.3153 10.3153 Phloroglucinol 5.25503 2.99869 6.65374 Silicon starvation,12h 16.8367 16.8367 16.8367