condition mean min max 12pM Fe,Midday 15.6632 15.6632 15.6632 12pM Fe,Midnight 12.24155 12.1582 12.3249 58pM Fe,Midday 11.7744 11.7744 11.7744 58pM Fe,Midnight 10.844385714285714 0.0 14.6235 233pM Fe,Midnight 8.929516666666666 8.41653 9.47876 1160pM Fe,Midday 10.641522857142856 9.48094 12.0337 1160pM Fe,Midnight 8.472090833333333 6.67334 9.84973 High carbon,Dark 12.116565333333334 4.61352 15.9458 High carbon,Light 11.600566615384615 0.291666 22.3174 Low carbon,Dark 6.41933 6.41933 6.41933 Phloroglucinol 12.5109 10.0755 16.8097 Silicon starvation,12h 15.8521 15.8521 15.8521