condition mean min max 12pM Fe,Midday 131.342 131.342 131.342 12pM Fe,Midnight 135.5985 126.584 144.613 58pM Fe,Midday 132.394 132.394 132.394 58pM Fe,Midnight 109.6907142857143 0.0 142.33 233pM Fe,Midnight 115.99 111.798 122.544 1160pM Fe,Midday 116.91614285714286 103.148 129.954 1160pM Fe,Midnight 73.743075 60.515 81.613 High carbon,Dark 181.72654 65.524 513.833 High carbon,Light 227.19086923076924 42.485 639.249 Low carbon,Dark 166.519 166.519 166.519 Phloroglucinol 188.66666666666666 176.415 203.878 Silicon starvation,12h 197.088 197.088 197.088