condition mean min max 12pM Fe,Midday 35.3017 35.3017 35.3017 12pM Fe,Midnight 23.51505 23.3358 23.6943 58pM Fe,Midday 22.4305 22.4305 22.4305 58pM Fe,Midnight 14.019614285714287 0.0 17.8829 233pM Fe,Midnight 7.74419 7.19316 8.61368 1160pM Fe,Midday 12.567014285714286 10.4402 15.5255 1160pM Fe,Midnight 8.462929166666667 6.03854 10.791 High carbon,Dark 17.539694666666666 0.744028 40.6266 High carbon,Light 9.976923923076923 0.0 25.9033 Low carbon,Dark 14.9513 14.9513 14.9513 Phloroglucinol 1.3551093333333333 0.941318 1.78073 Silicon starvation,12h 0.427353 0.427353 0.427353