condition mean min max 12pM Fe,Midday 43.6716 43.6716 43.6716 12pM Fe,Midnight 32.4339 30.1233 34.7445 58pM Fe,Midday 29.3763 29.3763 29.3763 58pM Fe,Midnight 27.247028571428572 14.841 79.2074 233pM Fe,Midnight 13.985866666666666 12.9834 15.2368 1160pM Fe,Midday 12.310008571428572 9.58666 15.2439 1160pM Fe,Midnight 4.16605 1.34089 5.66045 High carbon,Dark 19.77112 5.9788 48.9688 High carbon,Light 7.23245 0.0 24.6738 Low carbon,Dark 16.655 16.655 16.655 Phloroglucinol 49.37166666666667 45.7819 55.56 Silicon starvation,12h 15.8468 15.8468 15.8468