condition mean min max 12pM Fe,Midday 27.2455 27.2455 27.2455 12pM Fe,Midnight 21.331400000000002 19.7769 22.8859 58pM Fe,Midday 21.8429 21.8429 21.8429 58pM Fe,Midnight 17.3538 0.0 26.6324 233pM Fe,Midnight 13.072866666666666 12.4126 13.4305 1160pM Fe,Midday 13.326757142857144 10.3955 17.3475 1160pM Fe,Midnight 11.8089525 8.37947 14.8959 High carbon,Dark 16.382496866666667 0.869443 28.1971 High carbon,Light 11.221655384615385 2.58359 21.4937 Low carbon,Dark 11.8853 11.8853 11.8853 Phloroglucinol 4.173883333333333 3.2083 5.20222 Silicon starvation,12h 16.1261 16.1261 16.1261