condition mean min max 12pM Fe,Midday 28.703 28.703 28.703 12pM Fe,Midnight 27.59375 25.6807 29.5068 58pM Fe,Midday 27.6602 27.6602 27.6602 58pM Fe,Midnight 15.821 0.0 20.9983 233pM Fe,Midnight 15.1903 14.3054 15.8501 1160pM Fe,Midday 16.605185714285714 15.7584 17.4476 1160pM Fe,Midnight 7.883859166666666 5.61125 11.107 High carbon,Dark 14.149984 4.79524 22.6343 High carbon,Light 10.47099 1.79338 20.9612 Low carbon,Dark 11.2582 11.2582 11.2582 Phloroglucinol 34.76296666666667 26.9015 39.1388 Silicon starvation,12h 19.7803 19.7803 19.7803