condition mean min max 12pM Fe,Midday 45.5831 45.5831 45.5831 12pM Fe,Midnight 105.02250000000001 101.762 108.283 58pM Fe,Midday 28.8612 28.8612 28.8612 58pM Fe,Midnight 74.26507142857143 0.0 94.1261 233pM Fe,Midnight 71.07573333333333 67.0887 73.8444 1160pM Fe,Midday 41.44598571428571 34.8452 47.7828 1160pM Fe,Midnight 61.581466666666664 54.912 68.5704 High carbon,Dark 71.72526 44.2177 93.1173 High carbon,Light 56.516713076923075 7.63317 87.268 Low carbon,Dark 58.269 58.269 58.269 Phloroglucinol 88.77636666666666 76.209 100.621 Silicon starvation,12h 67.2014 67.2014 67.2014