condition mean min max 12pM Fe,Midday 12.7528 12.7528 12.7528 12pM Fe,Midnight 23.036250000000003 20.841 25.2315 58pM Fe,Midday 7.25419 7.25419 7.25419 58pM Fe,Midnight 35.3514 0.0 54.0412 233pM Fe,Midnight 69.4734 68.0592 70.5842 1160pM Fe,Midday 8.571687142857144 6.44698 12.5967 1160pM Fe,Midnight 29.405958333333334 8.6144 65.0719 High carbon,Dark 53.00252 0.0 215.35 High carbon,Light 37.46504615384615 3.70175 108.737 Low carbon,Dark 41.4457 41.4457 41.4457 Phloroglucinol 17.72672 9.13286 24.1878 Silicon starvation,12h 18.1399 18.1399 18.1399