condition mean min max 12pM Fe,Midday 25.9624 25.9624 25.9624 12pM Fe,Midnight 31.981699999999996 31.7107 32.2527 58pM Fe,Midday 17.3292 17.3292 17.3292 58pM Fe,Midnight 23.7443 19.2647 32.0461 233pM Fe,Midnight 9.61396 9.36148 9.89109 1160pM Fe,Midday 11.9096 11.1829 12.4127 1160pM Fe,Midnight 12.946160833333334 7.95349 17.5291 High carbon,Dark 11.355182000000001 1.32161 28.6376 High carbon,Light 5.998249769230769 0.549505 12.4568 Low carbon,Dark 4.54106 4.54106 4.54106 Phloroglucinol 11.696973333333334 8.12022 15.3168 Silicon starvation,12h 5.83434 5.83434 5.83434