condition mean min max 12pM Fe,Midday 69.9468 69.9468 69.9468 12pM Fe,Midnight 74.16385 72.7683 75.5594 58pM Fe,Midday 69.3018 69.3018 69.3018 58pM Fe,Midnight 51.77225714285714 0.0 65.1675 233pM Fe,Midnight 49.959666666666664 48.3217 52.3981 1160pM Fe,Midday 55.853028571428574 47.7855 64.4954 1160pM Fe,Midnight 68.4724 51.7634 79.085 High carbon,Dark 50.823753333333336 37.6694 98.9486 High carbon,Light 59.71206230769231 8.67421 118.634 Low carbon,Dark 34.2183 34.2183 34.2183 Phloroglucinol 349.99 294.319 414.267 Silicon starvation,12h 72.028 72.028 72.028