condition mean min max 12pM Fe,Midday 11.7853 11.7853 11.7853 12pM Fe,Midnight 9.333120000000001 8.95374 9.7125 58pM Fe,Midday 11.6087 11.6087 11.6087 58pM Fe,Midnight 8.904034285714285 6.52599 19.7619 233pM Fe,Midnight 4.89141 4.2042 5.36616 1160pM Fe,Midday 6.162528571428571 5.46058 6.87603 1160pM Fe,Midnight 2.3939766666666666 1.53905 3.19654 High carbon,Dark 4.798567333333334 0.96919 8.40139 High carbon,Light 3.464220923076923 0.451818 8.21302 Low carbon,Dark 5.87167 5.87167 5.87167 Phloroglucinol 9.430843333333334 6.85342 13.2181 Silicon starvation,12h 8.85628 8.85628 8.85628