condition mean min max 12pM Fe,Midday 25.5998 25.5998 25.5998 12pM Fe,Midnight 46.71465 42.3112 51.1181 58pM Fe,Midday 12.5394 12.5394 12.5394 58pM Fe,Midnight 71.04202857142857 19.8931 325.013 233pM Fe,Midnight 40.0381 34.7324 44.5754 1160pM Fe,Midday 5.621201428571428 4.91359 6.17564 1160pM Fe,Midnight 6.1928833333333335 2.6846 8.40965 High carbon,Dark 17.63066866666667 2.2427 46.1653 High carbon,Light 2.4522325384615384 0.0 6.77171 Low carbon,Dark 11.8853 11.8853 11.8853 Phloroglucinol 38.2876 29.5049 49.5204 Silicon starvation,12h 4.42166 4.42166 4.42166