condition mean min max 12pM Fe,Midday 42.5665 42.5665 42.5665 12pM Fe,Midnight 39.22475 35.0172 43.4323 58pM Fe,Midday 31.2689 31.2689 31.2689 58pM Fe,Midnight 51.6947 28.1311 142.753 233pM Fe,Midnight 44.27943333333333 39.5136 47.0482 1160pM Fe,Midday 53.78735714285714 43.8947 63.895 1160pM Fe,Midnight 37.35731666666667 32.2405 42.2748 High carbon,Dark 34.43666666666667 16.9528 52.9475 High carbon,Light 47.915623076923076 24.5379 71.9693 Low carbon,Dark 22.8388 22.8388 22.8388 Phloroglucinol 24.447566666666667 15.853 34.7817 Silicon starvation,12h 58.9482 58.9482 58.9482