condition mean min max 12pM Fe,Midday 5.81535 5.81535 5.81535 12pM Fe,Midnight 18.76095 16.813 20.7089 58pM Fe,Midday 5.92535 5.92535 5.92535 58pM Fe,Midnight 13.825628571428572 0.0 17.4512 233pM Fe,Midnight 14.0254 13.5013 14.8566 1160pM Fe,Midday 0.41094314285714284 0.0 0.704882 1160pM Fe,Midnight 7.510986666666667 4.31375 13.2995 High carbon,Dark 13.489703333333333 6.42394 24.76 High carbon,Light 4.556868461538461 2.05415 8.05408 Low carbon,Dark 5.72711 5.72711 5.72711 Phloroglucinol 5.7295066666666665 3.75448 7.08358 Silicon starvation,12h 5.01326 5.01326 5.01326