condition mean min max 12pM Fe,Midday 63.3018 63.3018 63.3018 12pM Fe,Midnight 42.64485 40.6819 44.6078 58pM Fe,Midday 66.0687 66.0687 66.0687 58pM Fe,Midnight 39.149814285714285 21.721 46.2679 233pM Fe,Midnight 22.678166666666666 21.6657 24.4125 1160pM Fe,Midday 38.10125714285714 36.5261 41.3423 1160pM Fe,Midnight 43.07344166666667 39.0273 46.2707 High carbon,Dark 30.39978 15.398 59.8703 High carbon,Light 24.80754923076923 3.77139 70.2493 Low carbon,Dark 19.5599 19.5599 19.5599 Phloroglucinol 35.83 23.912 48.1231 Silicon starvation,12h 35.6344 35.6344 35.6344