condition mean min max 12pM Fe,Midday 23.9363 23.9363 23.9363 12pM Fe,Midnight 21.92315 21.3367 22.5096 58pM Fe,Midday 27.2314 27.2314 27.2314 58pM Fe,Midnight 16.314799999999998 0.0 22.6927 233pM Fe,Midnight 27.935266666666667 26.974 28.7928 1160pM Fe,Midday 12.871371428571429 10.4844 15.9575 1160pM Fe,Midnight 19.332214166666667 9.55317 35.2419 High carbon,Dark 33.8832 15.8073 53.4874 High carbon,Light 24.162254923076922 0.999334 54.3534 Low carbon,Dark 14.1228 14.1228 14.1228 Phloroglucinol 14.487586666666667 8.91766 18.8317 Silicon starvation,12h 36.0742 36.0742 36.0742