condition mean min max 12pM Fe,Midday 35.1254 35.1254 35.1254 12pM Fe,Midnight 30.27855 30.0662 30.4909 58pM Fe,Midday 25.5817 25.5817 25.5817 58pM Fe,Midnight 20.143514285714286 0.0 28.9882 233pM Fe,Midnight 18.302166666666665 17.0843 19.6875 1160pM Fe,Midday 21.786014285714284 16.6702 25.9223 1160pM Fe,Midnight 16.869891666666668 10.774 24.5465 High carbon,Dark 23.1089 10.2778 44.6455 High carbon,Light 28.754496153846155 7.63525 55.9913 Low carbon,Dark 25.9044 25.9044 25.9044 Phloroglucinol 29.6173 23.0264 36.5561 Silicon starvation,12h 108.535 108.535 108.535