condition mean min max 12pM Fe,Midday 92.3637 92.3637 92.3637 12pM Fe,Midnight 107.218 105.393 109.043 58pM Fe,Midday 62.4309 62.4309 62.4309 58pM Fe,Midnight 61.8232 0.0 81.5394 233pM Fe,Midnight 53.66956666666667 52.5982 54.7696 1160pM Fe,Midday 32.37788571428571 30.6372 36.2209 1160pM Fe,Midnight 45.03181666666667 38.8977 53.8799 High carbon,Dark 70.98043333333334 19.1702 115.099 High carbon,Light 32.86299230769231 20.5609 44.9949 Low carbon,Dark 43.4777 43.4777 43.4777 Phloroglucinol 36.2801 26.5272 44.6066 Silicon starvation,12h 35.139 35.139 35.139