condition mean min max 12pM Fe,Midday 71.5822 71.5822 71.5822 12pM Fe,Midnight 86.2938 71.5636 101.024 58pM Fe,Midday 80.4863 80.4863 80.4863 58pM Fe,Midnight 92.5972 70.2942 103.615 233pM Fe,Midnight 167.04233333333335 159.722 170.875 1160pM Fe,Midday 65.64225714285715 54.8921 78.8168 1160pM Fe,Midnight 118.2971 78.7893 158.156 High carbon,Dark 158.70733333333334 105.98 235.736 High carbon,Light 126.30128461538462 28.0163 213.501 Low carbon,Dark 116.961 116.961 116.961 Phloroglucinol 80.12783333333333 51.2564 97.5168 Silicon starvation,12h 150.086 150.086 150.086