condition mean min max 12pM Fe,Midday 20.5496 20.5496 20.5496 12pM Fe,Midnight 15.74325 12.2119 19.2746 58pM Fe,Midday 10.3904 10.3904 10.3904 58pM Fe,Midnight 10.49414 0.0 14.6 233pM Fe,Midnight 10.141013333333333 7.80694 11.6467 1160pM Fe,Midday 12.454348571428572 7.93174 15.0489 1160pM Fe,Midnight 223.975605 2.97968 400.007 High carbon,Dark 27.418971333333335 7.17627 71.8606 High carbon,Light 43.00493230769231 2.07391 160.861 Low carbon,Dark 20.0354 20.0354 20.0354 Phloroglucinol 14.419233333333333 13.9806 14.8005 Silicon starvation,12h 165.693 165.693 165.693