condition mean min max 12pM Fe,Midday 28.5111 28.5111 28.5111 12pM Fe,Midnight 22.094050000000003 20.9663 23.2218 58pM Fe,Midday 17.1907 17.1907 17.1907 58pM Fe,Midnight 22.45612857142857 17.0738 44.8466 233pM Fe,Midnight 12.831900000000001 12.0433 13.5919 1160pM Fe,Midday 12.650371428571429 11.1608 14.5929 1160pM Fe,Midnight 6.424285 4.22984 8.44282 High carbon,Dark 10.877781333333333 1.57973 26.865 High carbon,Light 6.00744076923077 1.06182 14.8309 Low carbon,Dark 10.4549 10.4549 10.4549 Phloroglucinol 8.92969 7.89604 10.8297 Silicon starvation,12h 68.8356 68.8356 68.8356