condition mean min max 12pM Fe,Midday 73.6475 73.6475 73.6475 12pM Fe,Midnight 50.6082 46.7345 54.4819 58pM Fe,Midday 92.0396 92.0396 92.0396 58pM Fe,Midnight 41.195185714285714 0.0 59.9415 233pM Fe,Midnight 25.41923333333333 23.3267 27.6119 1160pM Fe,Midday 31.3846 23.4364 38.4979 1160pM Fe,Midnight 24.916233333333334 16.7743 38.0615 High carbon,Dark 40.06491333333334 18.9754 78.2187 High carbon,Light 31.878778461538463 4.97033 53.3202 Low carbon,Dark 16.4501 16.4501 16.4501 Phloroglucinol 34.0216 27.2773 43.1066 Silicon starvation,12h 41.1831 41.1831 41.1831