condition mean min max 12pM Fe,Midday 7.31215 7.31215 7.31215 12pM Fe,Midnight 64.83995 55.6838 73.9961 58pM Fe,Midday 18.1661 18.1661 18.1661 58pM Fe,Midnight 83.15314285714285 50.2111 113.893 233pM Fe,Midnight 67.40513333333332 62.702 70.9553 1160pM Fe,Midday 15.83692857142857 11.6354 28.1632 1160pM Fe,Midnight 55.71593333333333 33.366 92.9853 High carbon,Dark 43.449733333333334 11.2944 78.5936 High carbon,Light 46.89390076923077 1.32454 140.094 Low carbon,Dark 25.5919 25.5919 25.5919 Phloroglucinol 5.777173333333334 4.40695 6.75652 Silicon starvation,12h 78.8873 78.8873 78.8873