condition mean min max 12pM Fe,Midday 262.156 262.156 262.156 12pM Fe,Midnight 180.9745 154.15 207.799 58pM Fe,Midday 203.679 203.679 203.679 58pM Fe,Midnight 122.55728571428571 0.0 158.14 233pM Fe,Midnight 110.608 100.546 117.918 1160pM Fe,Midday 122.84024285714285 97.1767 136.316 1160pM Fe,Midnight 105.56115 71.8528 123.228 High carbon,Dark 151.42584 91.4926 180.964 High carbon,Light 144.37916923076924 91.3228 219.991 Low carbon,Dark 145.461 145.461 145.461 Phloroglucinol 175.24533333333335 165.538 180.899 Silicon starvation,12h 168.258 168.258 168.258