condition mean min max 12pM Fe,Midday 98.4824 98.4824 98.4824 12pM Fe,Midnight 53.30645 49.7141 56.8988 58pM Fe,Midday 53.9449 53.9449 53.9449 58pM Fe,Midnight 77.5383 36.1208 277.851 233pM Fe,Midnight 30.637766666666668 29.0709 32.6632 1160pM Fe,Midday 49.3382 36.9564 69.6552 1160pM Fe,Midnight 24.528466666666667 18.3603 32.0877 High carbon,Dark 43.687020000000004 23.0072 67.4162 High carbon,Light 46.30267692307692 15.6448 81.7537 Low carbon,Dark 21.5914 21.5914 21.5914 Phloroglucinol 45.28253333333333 30.366 58.0435 Silicon starvation,12h 66.2618 66.2618 66.2618