condition mean min max 12pM Fe,Midday 53.9832 53.9832 53.9832 12pM Fe,Midnight 22.13695 18.7135 25.5604 58pM Fe,Midday 34.2942 34.2942 34.2942 58pM Fe,Midnight 17.56575714285714 0.0 24.0881 233pM Fe,Midnight 16.1359 12.2701 21.5507 1160pM Fe,Midday 36.400414285714284 22.4736 47.9173 1160pM Fe,Midnight 8.668936666666667 1.11283 22.0777 High carbon,Dark 18.270790666666667 2.66849 39.514 High carbon,Light 18.842577692307692 0.0 38.5322 Low carbon,Dark 11.2463 11.2463 11.2463 Phloroglucinol 17.805866666666667 13.0105 26.4053 Silicon starvation,12h 34.6526 34.6526 34.6526