condition mean min max 12pM Fe,Midday 83.8514 83.8514 83.8514 12pM Fe,Midnight 66.43615 62.9793 69.893 58pM Fe,Midday 71.3618 71.3618 71.3618 58pM Fe,Midnight 75.05588571428571 0.0 98.7867 233pM Fe,Midnight 77.12576666666666 71.0773 81.398 1160pM Fe,Midday 157.87571428571428 140.026 182.607 1160pM Fe,Midnight 54.999658333333336 42.8999 63.726 High carbon,Dark 60.74183333333333 11.5364 130.161 High carbon,Light 101.78229692307693 6.51336 256.898 Low carbon,Dark 72.8588 72.8588 72.8588 Phloroglucinol 10.844289999999999 9.30457 12.5168 Silicon starvation,12h 66.5936 66.5936 66.5936