condition mean min max 12pM Fe,Midday 10.9932 10.9932 10.9932 12pM Fe,Midnight 17.4694 17.3504 17.5884 58pM Fe,Midday 15.7133 15.7133 15.7133 58pM Fe,Midnight 12.099457142857142 0.0 18.144 233pM Fe,Midnight 11.6489 10.006 14.4567 1160pM Fe,Midday 11.796457142857143 6.76494 15.5993 1160pM Fe,Midnight 6.163899166666667 3.06539 10.3327 High carbon,Dark 8.282313333333333 2.68053 15.2736 High carbon,Light 5.113630769230769 0.0 13.5535 Low carbon,Dark 5.49646 5.49646 5.49646 Phloroglucinol 19.410333333333334 11.1278 24.0581 Silicon starvation,12h 19.7266 19.7266 19.7266