condition mean min max 12pM Fe,Midday 54.2177 54.2177 54.2177 12pM Fe,Midnight 46.68645 43.8093 49.5636 58pM Fe,Midday 49.5219 49.5219 49.5219 58pM Fe,Midnight 42.721042857142855 38.7289 51.811 233pM Fe,Midnight 34.15156666666667 32.2542 35.4369 1160pM Fe,Midday 40.34762857142857 36.9608 46.5701 1160pM Fe,Midnight 30.646308333333334 24.5137 40.2587 High carbon,Dark 27.577992000000002 4.15798 47.3554 High carbon,Light 25.94173076923077 12.6979 37.748 Low carbon,Dark 23.9201 23.9201 23.9201 Phloroglucinol 10.869743333333334 8.66153 13.9016 Silicon starvation,12h 14.9266 14.9266 14.9266