condition mean min max 12pM Fe,Midday 20.512 20.512 20.512 12pM Fe,Midnight 14.48315 13.1259 15.8404 58pM Fe,Midday 13.6574 13.6574 13.6574 58pM Fe,Midnight 8.944454285714286 0.0 11.6838 233pM Fe,Midnight 5.964966666666667 5.43855 6.7983 1160pM Fe,Midday 9.251632857142857 7.50621 11.6603 1160pM Fe,Midnight 2.7030375 1.70381 3.97546 High carbon,Dark 5.688551333333333 2.25319 10.1513 High carbon,Light 5.161589769230769 0.717369 10.9489 Low carbon,Dark 7.5903 7.5903 7.5903 Phloroglucinol 7.97508 5.85401 10.239 Silicon starvation,12h 16.8705 16.8705 16.8705