condition mean min max 12pM Fe,Midday 52.1022 52.1022 52.1022 12pM Fe,Midnight 51.7805 49.5923 53.9687 58pM Fe,Midday 41.1908 41.1908 41.1908 58pM Fe,Midnight 44.331114285714285 31.9308 89.6931 233pM Fe,Midnight 34.1747 33.2297 35.276 1160pM Fe,Midday 39.654914285714284 35.9286 42.8199 1160pM Fe,Midnight 20.632891666666666 12.8962 29.0072 High carbon,Dark 33.41212 12.172 63.9637 High carbon,Light 33.38394153846154 2.22808 90.9895 Low carbon,Dark 23.1648 23.1648 23.1648 Phloroglucinol 53.49543333333333 49.7239 60.5946 Silicon starvation,12h 79.5306 79.5306 79.5306