condition mean min max 12pM Fe,Midday 10.8054 10.8054 10.8054 12pM Fe,Midnight 11.037500000000001 10.0539 12.0211 58pM Fe,Midday 12.2293 12.2293 12.2293 58pM Fe,Midnight 7.147741428571429 0.0 10.1613 233pM Fe,Midnight 6.657233333333333 5.6078 7.47816 1160pM Fe,Midday 12.39192 8.44314 14.623 1160pM Fe,Midnight 1.2646084166666667 0.389292 3.97354 High carbon,Dark 6.081702 1.64374 15.4151 High carbon,Light 4.528006384615384 0.295872 9.01265 Low carbon,Dark 5.71666 5.71666 5.71666 Phloroglucinol 3.76699 2.91044 5.0838 Silicon starvation,12h 9.5793 9.5793 9.5793