condition mean min max 12pM Fe,Midday 5.67256 5.67256 5.67256 12pM Fe,Midnight 73.9804 72.5348 75.426 58pM Fe,Midday 0.896312 0.896312 0.896312 58pM Fe,Midnight 75.7848 62.5819 103.094 233pM Fe,Midnight 104.27133333333333 101.595 105.743 1160pM Fe,Midday 2.3472985714285715 1.02633 3.72763 1160pM Fe,Midnight 202.93866666666668 123.773 264.264 High carbon,Dark 71.90726666666667 20.7131 193.146 High carbon,Light 68.33072307692308 14.255 162.107 Low carbon,Dark 9.2177 9.2177 9.2177 Phloroglucinol 68.2553 51.7596 89.7857 Silicon starvation,12h 58.0952 58.0952 58.0952