condition mean min max 12pM Fe,Midday 12.1672 12.1672 12.1672 12pM Fe,Midnight 7.568295 7.47704 7.65955 58pM Fe,Midday 8.31929 8.31929 8.31929 58pM Fe,Midnight 5.836792857142857 0.0 9.62448 233pM Fe,Midnight 7.950356666666667 7.52895 8.2281 1160pM Fe,Midday 6.364911428571428 3.88683 8.63883 1160pM Fe,Midnight 4.497914166666667 2.6203 9.22218 High carbon,Dark 8.936734666666666 1.21417 17.5924 High carbon,Light 10.612144615384615 1.97475 23.7723 Low carbon,Dark 5.84152 5.84152 5.84152 Phloroglucinol 7.839536666666667 7.15916 8.31743 Silicon starvation,12h 15.1043 15.1043 15.1043