condition mean min max 12pM Fe,Midday 0.343171 0.343171 0.343171 12pM Fe,Midnight 0.1760275 0.0 0.352055 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.19560457142857143 0.0 0.814361 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 0.3443002857142857 0.0 1.07946 1160pM Fe,Midnight 0.15950558333333334 0.0 0.541965 High carbon,Dark 0.9162013333333333 0.0 4.93327 High carbon,Light 0.19239346153846154 0.0 1.16613 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 1.5166506666666668 0.233802 2.58048 Silicon starvation,12h 0.195253 0.195253 0.195253