condition mean min max 12pM Fe,Midday 57.949 57.949 57.949 12pM Fe,Midnight 64.60485 57.9468 71.2629 58pM Fe,Midday 92.0339 92.0339 92.0339 58pM Fe,Midnight 41.7235 32.136 66.026 233pM Fe,Midnight 32.4514 29.2445 34.1225 1160pM Fe,Midday 37.826457142857144 31.8203 43.2827 1160pM Fe,Midnight 16.618333333333332 6.4532 37.6466 High carbon,Dark 28.473909933333335 0.883129 83.0864 High carbon,Light 20.08474307692308 1.35314 74.0169 Low carbon,Dark 39.2354 39.2354 39.2354 Phloroglucinol 2.7203553333333335 0.931086 5.82088 Silicon starvation,12h 16.1686 16.1686 16.1686