condition mean min max 12pM Fe,Midday 23.3672 23.3672 23.3672 12pM Fe,Midnight 18.4304 15.4642 21.3966 58pM Fe,Midday 24.9483 24.9483 24.9483 58pM Fe,Midnight 23.500114285714286 13.6914 68.6505 233pM Fe,Midnight 22.770833333333332 21.154 24.1737 1160pM Fe,Midday 35.02121428571429 28.4859 40.9679 1160pM Fe,Midnight 69.65348583333333 8.85813 108.575 High carbon,Dark 20.629674 3.03479 44.7511 High carbon,Light 18.90388692307692 1.36429 42.7241 Low carbon,Dark 29.498 29.498 29.498 Phloroglucinol 21.893533333333334 12.6308 32.5987 Silicon starvation,12h 32.1941 32.1941 32.1941