condition mean min max 12pM Fe,Midday 3.75627 3.75627 3.75627 12pM Fe,Midnight 29.6254 28.9013 30.3495 58pM Fe,Midday 3.83506 3.83506 3.83506 58pM Fe,Midnight 38.562799999999996 25.0194 102.716 233pM Fe,Midnight 24.332333333333334 23.123 25.1561 1160pM Fe,Midday 6.677642857142857 5.24524 8.74801 1160pM Fe,Midnight 13.9339625 7.01462 22.2219 High carbon,Dark 14.771730666666667 5.03753 26.6874 High carbon,Light 7.708065384615384 1.85707 18.9993 Low carbon,Dark 14.5552 14.5552 14.5552 Phloroglucinol 6.954646666666667 3.10549 10.335 Silicon starvation,12h 21.5364 21.5364 21.5364