condition mean min max 12pM Fe,Midday 103.645 103.645 103.645 12pM Fe,Midnight 80.26255 74.9736 85.5515 58pM Fe,Midday 109.488 109.488 109.488 58pM Fe,Midnight 57.81778571428571 0.0 75.7549 233pM Fe,Midnight 60.5162 58.7122 62.8683 1160pM Fe,Midday 88.83925714285714 72.2485 108.947 1160pM Fe,Midnight 135.71355 60.6571 186.325 High carbon,Dark 196.85602666666665 54.3954 1187.87 High carbon,Light 130.45945384615385 43.361 335.163 Low carbon,Dark 55.2961 55.2961 55.2961 Phloroglucinol 162.288 149.945 175.281 Silicon starvation,12h 232.592 232.592 232.592