condition mean min max 12pM Fe,Midday 19.8505 19.8505 19.8505 12pM Fe,Midnight 15.1833 14.1246 16.242 58pM Fe,Midday 13.6535 13.6535 13.6535 58pM Fe,Midnight 11.72707142857143 0.0 14.9392 233pM Fe,Midnight 8.790943333333333 8.498 9.26629 1160pM Fe,Midday 12.4876 10.1658 13.8312 1160pM Fe,Midnight 6.720844166666667 2.55231 12.1468 High carbon,Dark 11.218216666666667 3.31176 18.1445 High carbon,Light 9.11100323076923 0.676422 16.3692 Low carbon,Dark 5.61547 5.61547 5.61547 Phloroglucinol 8.37218 6.0971 11.7173 Silicon starvation,12h 10.4255 10.4255 10.4255