condition mean min max 12pM Fe,Midday 49.8307 49.8307 49.8307 12pM Fe,Midnight 53.07615 52.9016 53.2507 58pM Fe,Midday 49.2979 49.2979 49.2979 58pM Fe,Midnight 56.27081428571429 33.5876 123.015 233pM Fe,Midnight 46.1683 43.5324 48.4232 1160pM Fe,Midday 41.61042857142857 34.8813 44.5702 1160pM Fe,Midnight 48.525325 26.8623 62.575 High carbon,Dark 53.55739333333334 27.7944 108.741 High carbon,Light 44.18213076923077 13.0382 68.9063 Low carbon,Dark 77.0368 77.0368 77.0368 Phloroglucinol 61.5835 52.2588 71.6716 Silicon starvation,12h 175.232 175.232 175.232