condition mean min max 12pM Fe,Midday 6.70063 6.70063 6.70063 12pM Fe,Midnight 6.542955 6.52786 6.55805 58pM Fe,Midday 6.06533 6.06533 6.06533 58pM Fe,Midnight 4.911008571428572 0.0 6.42959 233pM Fe,Midnight 7.371173333333333 6.61249 7.80266 1160pM Fe,Midday 2.4610814285714286 2.21067 2.79078 1160pM Fe,Midnight 17.960566666666665 14.5821 22.5504 High carbon,Dark 11.60228 5.67016 24.8751 High carbon,Light 12.275276692307692 0.0 32.6916 Low carbon,Dark 4.94353 4.94353 4.94353 Phloroglucinol 6.6134 3.89542 9.55007 Silicon starvation,12h 11.4593 11.4593 11.4593