condition mean min max 12pM Fe,Midday 89.7928 89.7928 89.7928 12pM Fe,Midnight 49.4143 48.2109 50.6177 58pM Fe,Midday 77.9677 77.9677 77.9677 58pM Fe,Midnight 42.95825714285714 0.0 52.5897 233pM Fe,Midnight 98.3994 95.198 101.356 1160pM Fe,Midday 46.209 41.8044 49.8241 1160pM Fe,Midnight 113.95088333333334 95.3917 146.276 High carbon,Dark 161.49068666666668 71.8508 296.081 High carbon,Light 175.7622923076923 28.4187 387.821 Low carbon,Dark 108.41 108.41 108.41 Phloroglucinol 68.075 51.7285 78.6139 Silicon starvation,12h 125.097 125.097 125.097