condition mean min max 12pM Fe,Midday 19.3614 19.3614 19.3614 12pM Fe,Midnight 21.86105 18.8219 24.9002 58pM Fe,Midday 9.18663 9.18663 9.18663 58pM Fe,Midnight 12.698442857142856 0.0 18.6516 233pM Fe,Midnight 14.114866666666666 12.7034 15.3779 1160pM Fe,Midday 5.252681428571428 4.14609 6.68276 1160pM Fe,Midnight 11.314225833333333 8.93553 14.6238 High carbon,Dark 10.948988666666667 3.44152 23.1366 High carbon,Light 13.082082 0.991156 27.6759 Low carbon,Dark 8.43533 8.43533 8.43533 Phloroglucinol 13.678766666666666 11.5169 14.9903 Silicon starvation,12h 21.3934 21.3934 21.3934