condition mean min max 12pM Fe,Midday 13.2209 13.2209 13.2209 12pM Fe,Midnight 24.0531 19.0961 29.0101 58pM Fe,Midday 16.7895 16.7895 16.7895 58pM Fe,Midnight 17.728571428571428 0.0 22.2249 233pM Fe,Midnight 22.197566666666667 21.575 22.5557 1160pM Fe,Midday 16.711628571428573 12.6023 20.2585 1160pM Fe,Midnight 8.2405825 6.10387 11.7903 High carbon,Dark 20.112975333333335 2.04358 64.599 High carbon,Light 6.473168076923077 0.0 14.6534 Low carbon,Dark 14.1234 14.1234 14.1234 Phloroglucinol 8.242809999999999 7.42979 9.0908 Silicon starvation,12h 10.0297 10.0297 10.0297