condition mean min max 12pM Fe,Midday 94.1403 94.1403 94.1403 12pM Fe,Midnight 64.71215 63.2036 66.2207 58pM Fe,Midday 89.8303 89.8303 89.8303 58pM Fe,Midnight 49.03017142857143 43.0542 55.9522 233pM Fe,Midnight 40.78366666666667 40.2189 41.4159 1160pM Fe,Midday 64.31641428571429 60.823 67.5564 1160pM Fe,Midnight 28.842008333333332 24.9979 32.9398 High carbon,Dark 34.13411333333333 10.785 59.2958 High carbon,Light 25.46628846153846 4.78604 44.6915 Low carbon,Dark 24.1136 24.1136 24.1136 Phloroglucinol 36.5941 24.928 57.0233 Silicon starvation,12h 23.1108 23.1108 23.1108