condition mean min max 12pM Fe,Midday 253.735 253.735 253.735 12pM Fe,Midnight 18.66475 14.8895 22.44 58pM Fe,Midday 135.836 135.836 135.836 58pM Fe,Midnight 30.149079999999998 0.0 60.601 233pM Fe,Midnight 13.497166666666667 11.3318 14.8607 1160pM Fe,Midday 717.1148571428571 670.497 761.616 1160pM Fe,Midnight 8.5901025 2.19831 21.2329 High carbon,Dark 19.084784 1.38885 91.2036 High carbon,Light 139.0505453846154 1.4048 511.127 Low carbon,Dark 5.81628 5.81628 5.81628 Phloroglucinol 24.3002 16.1987 37.464 Silicon starvation,12h 165.864 165.864 165.864