condition mean min max 12pM Fe,Midday 218.62 218.62 218.62 12pM Fe,Midnight 164.459 150.525 178.393 58pM Fe,Midday 195.446 195.446 195.446 58pM Fe,Midnight 135.25142857142856 111.36 178.658 233pM Fe,Midnight 65.4371 62.6204 69.3719 1160pM Fe,Midday 134.81014285714286 120.854 141.523 1160pM Fe,Midnight 67.78675 37.894 91.289 High carbon,Dark 100.04234666666667 53.0911 162.034 High carbon,Light 107.06812307692307 24.8533 189.999 Low carbon,Dark 122.091 122.091 122.091 Phloroglucinol 191.80933333333334 181.905 206.299 Silicon starvation,12h 110.519 110.519 110.519