condition mean min max 12pM Fe,Midday 40.1044 40.1044 40.1044 12pM Fe,Midnight 39.33425 39.2885 39.38 58pM Fe,Midday 35.2578 35.2578 35.2578 58pM Fe,Midnight 23.9355 0.0 30.7771 233pM Fe,Midnight 16.526566666666668 15.8446 17.7099 1160pM Fe,Midday 24.0521 21.6182 26.1233 1160pM Fe,Midnight 18.442625 12.9779 25.5309 High carbon,Dark 27.394066666666667 16.8942 42.6825 High carbon,Light 23.588106923076925 5.57317 46.5222 Low carbon,Dark 13.8447 13.8447 13.8447 Phloroglucinol 102.78020000000001 81.2876 126.531 Silicon starvation,12h 27.9596 27.9596 27.9596