condition mean min max 12pM Fe,Midday 29.9931 29.9931 29.9931 12pM Fe,Midnight 15.783455 9.49311 22.0738 58pM Fe,Midday 24.2315 24.2315 24.2315 58pM Fe,Midnight 7.555374285714286 0.0 11.5566 233pM Fe,Midnight 9.777113333333332 8.52728 11.7214 1160pM Fe,Midday 22.029457142857144 17.2132 28.5724 1160pM Fe,Midnight 3.0971773333333332 0.965738 6.69326 High carbon,Dark 13.21676 5.33134 31.4917 High carbon,Light 12.166601538461538 1.76645 27.4224 Low carbon,Dark 19.0713 19.0713 19.0713 Phloroglucinol 7.25132 5.3307 9.0689 Silicon starvation,12h 20.033 20.033 20.033