condition mean min max 12pM Fe,Midday 21.339 21.339 21.339 12pM Fe,Midnight 16.810850000000002 16.5015 17.1202 58pM Fe,Midday 15.0892 15.0892 15.0892 58pM Fe,Midnight 14.670857142857143 10.0424 32.4176 233pM Fe,Midnight 7.542666666666666 6.92892 8.74592 1160pM Fe,Midday 13.156242857142857 11.3185 15.0283 1160pM Fe,Midnight 8.8638625 5.44027 11.8037 High carbon,Dark 10.210506666666667 5.05868 14.0926 High carbon,Light 7.069924846153846 0.639618 11.6205 Low carbon,Dark 7.55738 7.55738 7.55738 Phloroglucinol 16.1007 11.4858 23.6713 Silicon starvation,12h 16.0845 16.0845 16.0845