condition mean min max 12pM Fe,Midday 65.377 65.377 65.377 12pM Fe,Midnight 53.45335 52.7165 54.1902 58pM Fe,Midday 51.3511 51.3511 51.3511 58pM Fe,Midnight 39.12522857142857 0.0 49.7215 233pM Fe,Midnight 35.25683333333333 34.213 36.5959 1160pM Fe,Midday 37.94744285714286 35.0567 40.9454 1160pM Fe,Midnight 42.264450000000004 30.9925 49.8795 High carbon,Dark 34.8382 24.153 51.0722 High carbon,Light 33.31629230769231 21.8641 58.9977 Low carbon,Dark 33.4872 33.4872 33.4872 Phloroglucinol 37.64516666666667 30.5502 46.3166 Silicon starvation,12h 45.4186 45.4186 45.4186