condition mean min max 12pM Fe,Midday 28.8627 28.8627 28.8627 12pM Fe,Midnight 47.5074 45.0241 49.9907 58pM Fe,Midday 20.0664 20.0664 20.0664 58pM Fe,Midnight 37.0873 0.0 48.9232 233pM Fe,Midnight 46.6312 43.8002 51.4733 1160pM Fe,Midday 13.601442857142857 11.7101 15.4753 1160pM Fe,Midnight 30.708241666666666 24.3303 38.4713 High carbon,Dark 31.203426666666665 12.4356 45.8993 High carbon,Light 15.65021 1.98606 40.0908 Low carbon,Dark 28.6278 28.6278 28.6278 Phloroglucinol 23.221366666666665 19.1431 25.2825 Silicon starvation,12h 56.1973 56.1973 56.1973