condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.0 0.0 0.0 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 0.09761866666666667 0.0 1.46428 High carbon,Light 0.0 0.0 0.0 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 1.0138543333333334 0.0 2.32301 Silicon starvation,12h 0.0 0.0 0.0