condition mean min max 12pM Fe,Midday 18.6537 18.6537 18.6537 12pM Fe,Midnight 20.1284 16.6405 23.6163 58pM Fe,Midday 13.2763 13.2763 13.2763 58pM Fe,Midnight 16.070914285714288 0.0 22.3835 233pM Fe,Midnight 1.6893366666666667 1.54058 1.76779 1160pM Fe,Midday 8.244204285714286 5.26714 11.2988 1160pM Fe,Midnight 5.046855 3.48626 8.47644 High carbon,Dark 18.8068476 0.642714 43.3252 High carbon,Light 11.187432615384616 0.0 38.8539 Low carbon,Dark 16.4736 16.4736 16.4736 Phloroglucinol 0.877338 0.256374 1.27053 Silicon starvation,12h 0.9229 0.9229 0.9229