condition mean min max 12pM Fe,Midday 36.2651 36.2651 36.2651 12pM Fe,Midnight 115.886 112.615 119.157 58pM Fe,Midday 14.1371 14.1371 14.1371 58pM Fe,Midnight 193.91442857142857 0.0 293.373 233pM Fe,Midnight 213.25066666666666 209.871 219.688 1160pM Fe,Midday 71.97708571428572 63.2982 82.8708 1160pM Fe,Midnight 421.15475 361.287 479.901 High carbon,Dark 81.89734666666666 12.0999 167.271 High carbon,Light 110.06791538461538 24.5602 315.551 Low carbon,Dark 9.47816 9.47816 9.47816 Phloroglucinol 4.083616666666667 3.62837 4.64964 Silicon starvation,12h 47.0391 47.0391 47.0391