condition mean min max 12pM Fe,Midday 4.3238 4.3238 4.3238 12pM Fe,Midnight 27.456699999999998 24.0797 30.8337 58pM Fe,Midday 3.68926 3.68926 3.68926 58pM Fe,Midnight 23.99244285714286 21.8037 27.4474 233pM Fe,Midnight 18.3175 17.6613 19.1153 1160pM Fe,Midday 2.880677142857143 2.13646 3.51114 1160pM Fe,Midnight 7.834179166666666 1.90418 18.5208 High carbon,Dark 9.278066 1.46849 19.5956 High carbon,Light 3.8629953846153846 0.9091 9.07693 Low carbon,Dark 9.03345 9.03345 9.03345 Phloroglucinol 8.503253333333333 6.78517 10.2577 Silicon starvation,12h 5.66704 5.66704 5.66704