condition mean min max 12pM Fe,Midday 40.5983 40.5983 40.5983 12pM Fe,Midnight 66.98965 66.3021 67.6772 58pM Fe,Midday 42.6589 42.6589 42.6589 58pM Fe,Midnight 56.68418571428571 36.4362 106.119 233pM Fe,Midnight 36.173833333333334 35.3458 37.6462 1160pM Fe,Midday 19.851857142857142 16.8564 23.8185 1160pM Fe,Midnight 22.143975 16.4249 29.1813 High carbon,Dark 28.113318 6.34622 50.2274 High carbon,Light 11.826457692307692 2.10889 35.127 Low carbon,Dark 32.9854 32.9854 32.9854 Phloroglucinol 19.090633333333333 11.6912 26.236 Silicon starvation,12h 42.6316 42.6316 42.6316