condition mean min max 12pM Fe,Midday 57.1666 57.1666 57.1666 12pM Fe,Midnight 56.526250000000005 51.3575 61.695 58pM Fe,Midday 120.575 120.575 120.575 58pM Fe,Midnight 42.149414285714286 19.5863 150.906 233pM Fe,Midnight 21.322766666666666 21.1396 21.503 1160pM Fe,Midday 40.193914285714285 37.2875 44.2055 1160pM Fe,Midnight 22.682933333333335 17.0297 30.1355 High carbon,Dark 14.96404 0.0 31.5937 High carbon,Light 12.852224615384616 3.12543 34.1158 Low carbon,Dark 14.9458 14.9458 14.9458 Phloroglucinol 2.0495433333333333 1.33003 2.50488 Silicon starvation,12h 7.72896 7.72896 7.72896