condition mean min max 12pM Fe,Midday 78.305 78.305 78.305 12pM Fe,Midnight 60.4146 60.2171 60.6121 58pM Fe,Midday 64.1748 64.1748 64.1748 58pM Fe,Midnight 37.00322857142857 30.4771 41.9222 233pM Fe,Midnight 27.729333333333333 26.8066 28.7481 1160pM Fe,Midday 49.65322857142857 46.0249 55.3831 1160pM Fe,Midnight 102.88069499999999 8.98487 178.515 High carbon,Dark 27.809871333333334 7.48099 60.834 High carbon,Light 27.92437230769231 1.11082 57.3634 Low carbon,Dark 29.1278 29.1278 29.1278 Phloroglucinol 45.19873333333334 37.466 52.4137 Silicon starvation,12h 67.9703 67.9703 67.9703