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 0.615837 0.615837 0.615837 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 0.069712 0.0 1.04568 High carbon,Light 0.07800692307692307 0.0 1.01409 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.15805733333333333 0.0 0.474172 Silicon starvation,12h 0.0 0.0 0.0