condition mean min max 12pM Fe,Midday 11.0941 11.0941 11.0941 12pM Fe,Midnight 11.008500000000002 10.8588 11.1582 58pM Fe,Midday 6.73689 6.73689 6.73689 58pM Fe,Midnight 7.746468571428571 0.0 10.0529 233pM Fe,Midnight 7.87775 6.3359 9.30448 1160pM Fe,Midday 7.332882857142857 5.18075 10.0658 1160pM Fe,Midnight 4.319363333333333 2.47729 6.605 High carbon,Dark 6.637904 1.83668 12.4197 High carbon,Light 6.132182692307692 0.402795 14.6473 Low carbon,Dark 6.00919 6.00919 6.00919 Phloroglucinol 1.9242123333333334 0.681557 3.85333 Silicon starvation,12h 12.1294 12.1294 12.1294