condition mean min max 12pM Fe,Midday 61.4272 61.4272 61.4272 12pM Fe,Midnight 54.87355 53.575 56.1721 58pM Fe,Midday 44.9763 44.9763 44.9763 58pM Fe,Midnight 28.578485714285716 0.0 37.1032 233pM Fe,Midnight 29.5768 28.7718 30.3202 1160pM Fe,Midday 36.4352 33.0267 40.5143 1160pM Fe,Midnight 13.514683333333334 11.6293 16.5282 High carbon,Dark 29.433 13.1048 48.0397 High carbon,Light 17.917660769230768 2.12673 42.3379 Low carbon,Dark 18.6559 18.6559 18.6559 Phloroglucinol 70.11893333333333 65.7928 76.0126 Silicon starvation,12h 40.3657 40.3657 40.3657