condition mean min max 12pM Fe,Midday 44.548 44.548 44.548 12pM Fe,Midnight 31.183099999999996 30.3282 32.038 58pM Fe,Midday 40.8404 40.8404 40.8404 58pM Fe,Midnight 26.893485714285713 0.0 34.6783 233pM Fe,Midnight 28.0341 26.1713 30.0312 1160pM Fe,Midday 27.515014285714287 25.9803 28.6689 1160pM Fe,Midnight 25.616108333333333 20.9204 30.8302 High carbon,Dark 19.71558 11.1168 36.8009 High carbon,Light 19.666151538461538 3.11052 40.8193 Low carbon,Dark 16.0449 16.0449 16.0449 Phloroglucinol 27.748766666666665 21.0081 37.7035 Silicon starvation,12h 32.4016 32.4016 32.4016