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 0.058854666666666666 0.0 0.480808 High carbon,Light 0.03365661538461538 0.0 0.437536 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.11715266666666667 0.0 0.182295 Silicon starvation,12h 0.0 0.0 0.0