condition mean min max 12pM Fe,Midday 34.2131 34.2131 34.2131 12pM Fe,Midnight 31.628800000000002 30.9893 32.2683 58pM Fe,Midday 19.0429 19.0429 19.0429 58pM Fe,Midnight 21.972942857142858 0.0 32.1756 233pM Fe,Midnight 21.96526666666667 20.1824 24.3998 1160pM Fe,Midday 25.396114285714287 20.5006 27.3262 1160pM Fe,Midnight 22.0928775 9.51913 32.4855 High carbon,Dark 31.362493333333333 19.3452 52.4158 High carbon,Light 32.647407692307695 19.7917 54.6752 Low carbon,Dark 24.2108 24.2108 24.2108 Phloroglucinol 39.4255 36.2829 43.6112 Silicon starvation,12h 135.008 135.008 135.008