condition mean min max 12pM Fe,Midday 24.2634 24.2634 24.2634 12pM Fe,Midnight 22.759900000000002 22.634 22.8858 58pM Fe,Midday 23.4167 23.4167 23.4167 58pM Fe,Midnight 16.917114285714284 14.4765 20.0589 233pM Fe,Midnight 12.7837 12.3475 13.2129 1160pM Fe,Midday 19.44214285714286 18.2472 21.0877 1160pM Fe,Midnight 5.250816666666666 3.69822 7.60538 High carbon,Dark 10.919350666666666 3.74398 22.1741 High carbon,Light 7.940000153846154 0.474928 18.2141 Low carbon,Dark 7.06022 7.06022 7.06022 Phloroglucinol 27.386866666666666 21.4758 30.5241 Silicon starvation,12h 12.1357 12.1357 12.1357