condition mean min max 12pM Fe,Midday 37.7583 37.7583 37.7583 12pM Fe,Midnight 19.993 18.5676 21.4184 58pM Fe,Midday 31.4775 31.4775 31.4775 58pM Fe,Midnight 13.612514285714287 0.0 17.7723 233pM Fe,Midnight 13.851566666666667 13.4092 14.3146 1160pM Fe,Midday 29.138142857142856 25.079 32.6882 1160pM Fe,Midnight 3.4725633333333334 1.83256 5.08411 High carbon,Dark 11.764040666666666 3.29341 26.5661 High carbon,Light 24.058631000000002 0.577813 51.4868 Low carbon,Dark 18.7617 18.7617 18.7617 Phloroglucinol 3.7018133333333334 2.34648 4.93214 Silicon starvation,12h 26.2771 26.2771 26.2771