condition mean min max 12pM Fe,Midday 40.2893 40.2893 40.2893 12pM Fe,Midnight 41.87495 40.4338 43.3161 58pM Fe,Midday 34.0137 34.0137 34.0137 58pM Fe,Midnight 29.142357142857144 24.7355 34.5949 233pM Fe,Midnight 22.447133333333333 21.6283 23.0303 1160pM Fe,Midday 27.83652857142857 23.5822 30.5787 1160pM Fe,Midnight 23.983283333333333 16.5776 32.7756 High carbon,Dark 23.410370666666665 7.63893 35.5373 High carbon,Light 20.721521538461538 4.21838 38.2854 Low carbon,Dark 15.023 15.023 15.023 Phloroglucinol 60.6374 52.8709 67.2477 Silicon starvation,12h 32.6132 32.6132 32.6132