condition mean min max 12pM Fe,Midday 59.234 59.234 59.234 12pM Fe,Midnight 37.1712 36.1611 38.1813 58pM Fe,Midday 48.3931 48.3931 48.3931 58pM Fe,Midnight 23.919014285714287 0.0 32.8739 233pM Fe,Midnight 16.0126 14.3827 16.8972 1160pM Fe,Midday 27.89452857142857 23.3687 31.3501 1160pM Fe,Midnight 5.695569166666667 3.54704 7.02385 High carbon,Dark 15.852036 1.56286 28.3865 High carbon,Light 8.495741076923077 0.822934 18.2764 Low carbon,Dark 16.4681 16.4681 16.4681 Phloroglucinol 19.824833333333334 11.6061 28.0945 Silicon starvation,12h 16.1055 16.1055 16.1055