condition mean min max 12pM Fe,Midday 72.7714 72.7714 72.7714 12pM Fe,Midnight 128.879 124.933 132.825 58pM Fe,Midday 68.3339 68.3339 68.3339 58pM Fe,Midnight 105.64108571428572 87.9906 130.794 233pM Fe,Midnight 96.46753333333334 95.1099 97.2796 1160pM Fe,Midday 36.19647142857143 29.2587 49.574 1160pM Fe,Midnight 68.803725 44.1726 94.2197 High carbon,Dark 163.37644666666665 23.5384 384.479 High carbon,Light 51.92215076923077 1.04166 133.479 Low carbon,Dark 53.8966 53.8966 53.8966 Phloroglucinol 50.275866666666666 44.5991 59.6974 Silicon starvation,12h 27.0398 27.0398 27.0398