condition mean min max 12pM Fe,Midday 24.8287 24.8287 24.8287 12pM Fe,Midnight 18.96195 18.2897 19.6342 58pM Fe,Midday 20.1388 20.1388 20.1388 58pM Fe,Midnight 8.17875 0.0 12.2241 233pM Fe,Midnight 10.673166666666667 9.0198 11.864 1160pM Fe,Midday 18.614042857142856 16.5962 21.4156 1160pM Fe,Midnight 3.01024 0.433955 6.12911 High carbon,Dark 7.7532353333333335 0.92532 15.278 High carbon,Light 6.283678538461539 0.0 18.8422 Low carbon,Dark 10.9269 10.9269 10.9269 Phloroglucinol 9.327473333333334 5.51022 12.3344 Silicon starvation,12h 19.1299 19.1299 19.1299