condition mean min max 12pM Fe,Midday 31.449 31.449 31.449 12pM Fe,Midnight 23.604799999999997 22.8159 24.3937 58pM Fe,Midday 17.0655 17.0655 17.0655 58pM Fe,Midnight 14.862242857142858 0.0 18.2818 233pM Fe,Midnight 17.678433333333334 16.6639 18.9227 1160pM Fe,Midday 16.21592857142857 13.6156 18.3726 1160pM Fe,Midnight 17.20848416666667 9.92841 23.6074 High carbon,Dark 18.6368 12.2377 31.6905 High carbon,Light 26.02108923076923 1.58429 57.3424 Low carbon,Dark 5.36445 5.36445 5.36445 Phloroglucinol 35.59863333333333 32.3761 37.2359 Silicon starvation,12h 12.7528 12.7528 12.7528