condition mean min max 12pM Fe,Midday 127.137 127.137 127.137 12pM Fe,Midnight 68.7467 63.6976 73.7958 58pM Fe,Midday 86.8579 86.8579 86.8579 58pM Fe,Midnight 48.55882857142857 0.0 63.0193 233pM Fe,Midnight 34.3786 33.3234 35.7217 1160pM Fe,Midday 39.007014285714284 37.6471 42.8542 1160pM Fe,Midnight 36.69155833333333 18.8307 51.8546 High carbon,Dark 37.02244666666667 10.3095 79.835 High carbon,Light 41.69571538461538 11.1401 116.133 Low carbon,Dark 53.8102 53.8102 53.8102 Phloroglucinol 21.579633333333334 14.0807 27.2913 Silicon starvation,12h 13.7945 13.7945 13.7945