condition mean min max 12pM Fe,Midday 23.7797 23.7797 23.7797 12pM Fe,Midnight 13.3369 13.2957 13.3781 58pM Fe,Midday 24.2089 24.2089 24.2089 58pM Fe,Midnight 8.810965714285715 0.0 13.7157 233pM Fe,Midnight 16.0827 14.2473 17.5163 1160pM Fe,Midday 18.257057142857143 14.5233 24.8276 1160pM Fe,Midnight 15.576523333333332 4.41082 28.3685 High carbon,Dark 7.1684220000000005 1.21578 16.4877 High carbon,Light 9.635742230769232 0.0 19.9842 Low carbon,Dark 11.2184 11.2184 11.2184 Phloroglucinol 23.949466666666666 19.8595 26.6732 Silicon starvation,12h 10.7657 10.7657 10.7657