condition mean min max 12pM Fe,Midday 10.4417 10.4417 10.4417 12pM Fe,Midnight 11.22943 9.38656 13.0723 58pM Fe,Midday 8.61291 8.61291 8.61291 58pM Fe,Midnight 5.501721428571429 0.0 8.75418 233pM Fe,Midnight 5.496043333333334 5.26599 5.73126 1160pM Fe,Midday 4.492551428571429 3.73544 4.78171 1160pM Fe,Midnight 1.2766180833333334 0.136395 4.063 High carbon,Dark 3.6428675333333334 0.373567 10.8566 High carbon,Light 2.2027716923076923 0.0 5.20632 Low carbon,Dark 3.45099 3.45099 3.45099 Phloroglucinol 2.5344533333333334 1.77438 3.25553 Silicon starvation,12h 8.86116 8.86116 8.86116