condition mean min max 12pM Fe,Midday 22.9771 22.9771 22.9771 12pM Fe,Midnight 23.1281 21.5057 24.7505 58pM Fe,Midday 17.2815 17.2815 17.2815 58pM Fe,Midnight 25.729242857142857 0.0 33.8149 233pM Fe,Midnight 31.909133333333333 27.1879 37.745 1160pM Fe,Midday 23.583871428571427 17.0639 29.5335 1160pM Fe,Midnight 25.252633333333332 17.7979 30.5402 High carbon,Dark 31.552668 1.82086 56.5546 High carbon,Light 25.576446923076922 9.46883 45.1304 Low carbon,Dark 41.0706 41.0706 41.0706 Phloroglucinol 18.063666666666666 14.7687 20.6372 Silicon starvation,12h 35.9514 35.9514 35.9514