condition mean min max 12pM Fe,Midday 24.4143 24.4143 24.4143 12pM Fe,Midnight 22.2333 20.1463 24.3203 58pM Fe,Midday 24.4206 24.4206 24.4206 58pM Fe,Midnight 19.455971428571427 0.0 25.9145 233pM Fe,Midnight 22.916466666666665 22.2628 23.5228 1160pM Fe,Midday 16.499828571428573 14.8606 17.8773 1160pM Fe,Midnight 18.091508333333334 15.2591 20.2815 High carbon,Dark 21.203913333333333 11.4296 25.8601 High carbon,Light 19.45662692307692 6.23081 34.5421 Low carbon,Dark 19.4049 19.4049 19.4049 Phloroglucinol 36.0515 33.9462 39.1334 Silicon starvation,12h 39.3577 39.3577 39.3577