condition mean min max 12pM Fe,Midday 41.8448 41.8448 41.8448 12pM Fe,Midnight 37.8828 36.8889 38.8767 58pM Fe,Midday 97.8408 97.8408 97.8408 58pM Fe,Midnight 61.133471428571426 52.946 71.9108 233pM Fe,Midnight 30.7474 30.0994 31.6709 1160pM Fe,Midday 48.310071428571426 46.3481 52.1474 1160pM Fe,Midnight 34.12444166666667 30.0312 40.4313 High carbon,Dark 23.769946666666666 14.0233 45.4725 High carbon,Light 16.31211846153846 3.91089 57.9013 Low carbon,Dark 18.5832 18.5832 18.5832 Phloroglucinol 8.183483333333333 8.05898 8.36797 Silicon starvation,12h 15.5523 15.5523 15.5523