condition mean min max 12pM Fe,Midday 33.0989 33.0989 33.0989 12pM Fe,Midnight 28.052 23.6034 32.5006 58pM Fe,Midday 17.9909 17.9909 17.9909 58pM Fe,Midnight 19.735914285714287 0.0 28.4259 233pM Fe,Midnight 18.5465 15.2419 21.257 1160pM Fe,Midday 20.017114285714285 17.2019 21.9383 1160pM Fe,Midnight 20.060033333333333 15.0408 23.8222 High carbon,Dark 22.080613333333332 7.98463 33.39 High carbon,Light 25.746103076923077 6.68084 57.9584 Low carbon,Dark 22.2822 22.2822 22.2822 Phloroglucinol 35.7743 19.5555 60.5638 Silicon starvation,12h 47.8878 47.8878 47.8878