condition mean min max 12pM Fe,Midday 22.5515 22.5515 22.5515 12pM Fe,Midnight 24.209249999999997 23.7612 24.6573 58pM Fe,Midday 23.3679 23.3679 23.3679 58pM Fe,Midnight 20.066457142857143 0.0 27.2982 233pM Fe,Midnight 14.399766666666666 12.5882 16.6315 1160pM Fe,Midday 17.79612857142857 14.234 20.4752 1160pM Fe,Midnight 11.738630833333334 7.6912 14.0586 High carbon,Dark 9.682734 1.94099 20.8994 High carbon,Light 5.162907692307693 0.0 10.6425 Low carbon,Dark 6.75045 6.75045 6.75045 Phloroglucinol 29.747333333333334 26.0314 34.7057 Silicon starvation,12h 6.92203 6.92203 6.92203