condition mean min max 12pM Fe,Midday 23.9237 23.9237 23.9237 12pM Fe,Midnight 12.269300000000001 12.1857 12.3529 58pM Fe,Midday 10.2143 10.2143 10.2143 58pM Fe,Midnight 7.539495714285715 0.0 10.145 233pM Fe,Midnight 7.217063333333334 6.6373 8.02251 1160pM Fe,Midday 16.831842857142856 14.6523 18.871 1160pM Fe,Midnight 2.948729166666667 1.26319 5.03204 High carbon,Dark 9.583334666666667 1.05941 18.245 High carbon,Light 6.519956692307693 0.619559 15.9324 Low carbon,Dark 7.88377 7.88377 7.88377 Phloroglucinol 0.681687 0.569903 0.846156 Silicon starvation,12h 13.0407 13.0407 13.0407