condition mean min max 12pM Fe,Midday 56.5584 56.5584 56.5584 12pM Fe,Midnight 30.53855 27.8257 33.2514 58pM Fe,Midday 34.2619 34.2619 34.2619 58pM Fe,Midnight 18.179114285714284 0.0 21.8304 233pM Fe,Midnight 25.7665 23.4367 28.5115 1160pM Fe,Midday 33.937957142857144 31.9629 36.2653 1160pM Fe,Midnight 9.577761666666667 6.25056 13.9038 High carbon,Dark 29.68602 14.2294 40.1834 High carbon,Light 30.101463846153845 3.32967 66.1266 Low carbon,Dark 23.6833 23.6833 23.6833 Phloroglucinol 21.599866666666667 14.5853 25.1677 Silicon starvation,12h 36.0168 36.0168 36.0168