condition mean min max 12pM Fe,Midday 24.264 24.264 24.264 12pM Fe,Midnight 24.0427 24.0027 24.0827 58pM Fe,Midday 23.39 23.39 23.39 58pM Fe,Midnight 24.234614285714287 14.9801 70.1263 233pM Fe,Midnight 15.533966666666666 14.3642 16.5851 1160pM Fe,Midday 17.8516 15.3737 19.6247 1160pM Fe,Midnight 10.949045 7.86185 15.0666 High carbon,Dark 9.310159333333333 1.97589 20.7878 High carbon,Light 7.060772307692308 1.38363 15.3296 Low carbon,Dark 9.29607 9.29607 9.29607 Phloroglucinol 20.482166666666668 16.0698 27.4174 Silicon starvation,12h 10.2138 10.2138 10.2138