condition mean min max 12pM Fe,Midday 10.1847 10.1847 10.1847 12pM Fe,Midnight 417.1145 304.785 529.444 58pM Fe,Midday 48.0894 48.0894 48.0894 58pM Fe,Midnight 528.2157142857143 280.903 766.949 233pM Fe,Midnight 870.797 865.869 879.975 1160pM Fe,Midday 30.37447142857143 20.6892 42.8045 1160pM Fe,Midnight 186.49935 33.3593 378.099 High carbon,Dark 1683.34058 93.3737 5774.23 High carbon,Light 1546.9857808461538 0.369491 4945.99 Low carbon,Dark 749.59 749.59 749.59 Phloroglucinol 949.659 794.199 1247.02 Silicon starvation,12h 87.2714 87.2714 87.2714