condition mean min max 12pM Fe,Midday 58.5172 58.5172 58.5172 12pM Fe,Midnight 61.2874 60.2703 62.3045 58pM Fe,Midday 44.5873 44.5873 44.5873 58pM Fe,Midnight 80.24617142857143 45.0477 247.644 233pM Fe,Midnight 39.581066666666665 38.2281 41.7934 1160pM Fe,Midday 39.65907142857143 32.8693 48.3434 1160pM Fe,Midnight 31.817816666666666 19.5642 54.4108 High carbon,Dark 27.38718 12.9747 42.3127 High carbon,Light 18.32012076923077 3.28094 46.2692 Low carbon,Dark 16.2254 16.2254 16.2254 Phloroglucinol 88.65586666666667 71.9361 109.636 Silicon starvation,12h 38.7114 38.7114 38.7114