condition mean min max 12pM Fe,Midday 51.6687 51.6687 51.6687 12pM Fe,Midnight 41.049350000000004 36.4887 45.61 58pM Fe,Midday 32.5348 32.5348 32.5348 58pM Fe,Midnight 28.457542857142858 0.0 35.548 233pM Fe,Midnight 25.812733333333334 23.9462 28.9114 1160pM Fe,Midday 35.342485714285715 32.6154 39.2196 1160pM Fe,Midnight 20.5402 16.4208 26.4853 High carbon,Dark 29.190026666666665 15.6165 38.3922 High carbon,Light 30.39189230769231 3.3955 64.78 Low carbon,Dark 25.3832 25.3832 25.3832 Phloroglucinol 37.009433333333334 33.2805 41.5874 Silicon starvation,12h 62.0773 62.0773 62.0773