condition mean min max 12pM Fe,Midday 62.3823 62.3823 62.3823 12pM Fe,Midnight 70.1174 66.9088 73.326 58pM Fe,Midday 52.5167 52.5167 52.5167 58pM Fe,Midnight 76.94428571428571 51.2332 139.035 233pM Fe,Midnight 32.8224 31.946 33.8216 1160pM Fe,Midday 54.55388571428571 46.2522 65.6538 1160pM Fe,Midnight 35.338025 21.054 45.0632 High carbon,Dark 40.31486666666667 13.6375 80.068 High carbon,Light 43.9567 12.8942 76.9178 Low carbon,Dark 35.2726 35.2726 35.2726 Phloroglucinol 95.21773333333334 60.5962 122.441 Silicon starvation,12h 71.4323 71.4323 71.4323