condition mean min max 12pM Fe,Midday 36.893 36.893 36.893 12pM Fe,Midnight 41.558400000000006 41.5431 41.5737 58pM Fe,Midday 34.4704 34.4704 34.4704 58pM Fe,Midnight 34.601085714285716 29.34 36.6256 233pM Fe,Midnight 35.5457 34.1776 36.428 1160pM Fe,Midday 27.235028571428572 25.3934 29.8259 1160pM Fe,Midnight 22.213083333333334 15.9786 29.8589 High carbon,Dark 35.21348666666667 24.9315 46.3175 High carbon,Light 26.957744615384616 8.91498 37.5207 Low carbon,Dark 24.8114 24.8114 24.8114 Phloroglucinol 23.875633333333333 13.0972 33.9635 Silicon starvation,12h 44.5648 44.5648 44.5648