condition mean min max 12pM Fe,Midday 16.9824 16.9824 16.9824 12pM Fe,Midnight 13.333649999999999 11.9498 14.7175 58pM Fe,Midday 15.3158 15.3158 15.3158 58pM Fe,Midnight 46.4367 13.2061 232.193 233pM Fe,Midnight 5.760746666666667 5.37646 6.23721 1160pM Fe,Midday 8.465334285714286 6.30058 10.256 1160pM Fe,Midnight 8.56245 5.32089 11.9136 High carbon,Dark 16.014676666666666 1.55285 29.2969 High carbon,Light 10.554632307692307 2.56353 21.5128 Low carbon,Dark 13.621 13.621 13.621 Phloroglucinol 7.05684 6.81363 7.19425 Silicon starvation,12h 15.2989 15.2989 15.2989