condition mean min max 12pM Fe,Midday 25.5917 25.5917 25.5917 12pM Fe,Midnight 24.53365 24.1081 24.9592 58pM Fe,Midday 25.285 25.285 25.285 58pM Fe,Midnight 24.300557142857144 18.5492 40.796 233pM Fe,Midnight 17.3895 16.8668 17.7301 1160pM Fe,Midday 19.98557142857143 17.2384 21.8986 1160pM Fe,Midnight 8.19015 5.43124 11.4734 High carbon,Dark 14.964462666666666 5.74738 24.6905 High carbon,Light 9.990522307692308 1.93183 19.6935 Low carbon,Dark 11.189 11.189 11.189 Phloroglucinol 44.062133333333335 39.4695 46.743 Silicon starvation,12h 26.7059 26.7059 26.7059