condition mean min max 12pM Fe,Midday 92.8585 92.8585 92.8585 12pM Fe,Midnight 101.5935 101.583 101.604 58pM Fe,Midday 83.7231 83.7231 83.7231 58pM Fe,Midnight 66.38985714285714 0.0 86.3754 233pM Fe,Midnight 70.94160000000001 66.2925 77.4659 1160pM Fe,Midday 32.153085714285716 26.3822 40.4875 1160pM Fe,Midnight 33.405008333333335 18.1608 53.1241 High carbon,Dark 75.52553999999999 19.5303 144.719 High carbon,Light 45.61372307692308 12.347 74.1502 Low carbon,Dark 89.3907 89.3907 89.3907 Phloroglucinol 24.737766666666666 17.9251 32.082 Silicon starvation,12h 52.3328 52.3328 52.3328