condition mean min max 12pM Fe,Midday 107.112 107.112 107.112 12pM Fe,Midnight 85.7101 85.6861 85.7341 58pM Fe,Midday 76.551 76.551 76.551 58pM Fe,Midnight 67.51428571428572 0.0 108.192 233pM Fe,Midnight 59.717866666666666 57.7595 62.3851 1160pM Fe,Midday 64.29301428571429 54.1634 73.6692 1160pM Fe,Midnight 63.740008333333336 42.7912 91.1641 High carbon,Dark 76.05116 33.5799 119.131 High carbon,Light 59.457730769230764 11.5581 84.502 Low carbon,Dark 31.559 31.559 31.559 Phloroglucinol 71.3978 40.5664 101.444 Silicon starvation,12h 53.2416 53.2416 53.2416