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 0.03861975 0.0 0.163195 High carbon,Dark 0.11627566666666667 0.0 0.393228 High carbon,Light 0.07043476923076923 0.0 0.34495 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 0.605787 0.466943 0.761528 Silicon starvation,12h 0.0 0.0 0.0