condition mean min max 12pM Fe,Midday 46.402 46.402 46.402 12pM Fe,Midnight 30.3168 26.9453 33.6883 58pM Fe,Midday 26.3395 26.3395 26.3395 58pM Fe,Midnight 20.546485714285716 0.0 27.7435 233pM Fe,Midnight 12.240426666666666 8.14088 14.7215 1160pM Fe,Midday 17.62045714285714 14.4201 20.6114 1160pM Fe,Midnight 11.757115 8.42888 16.8687 High carbon,Dark 19.043644 2.77525 37.0481 High carbon,Light 15.67675 0.0 33.3511 Low carbon,Dark 36.9894 36.9894 36.9894 Phloroglucinol 6.722853333333333 4.1754 9.40975 Silicon starvation,12h 17.4348 17.4348 17.4348