condition mean min max 12pM Fe,Midday 102.726 102.726 102.726 12pM Fe,Midnight 69.0702 68.5997 69.5407 58pM Fe,Midday 84.0364 84.0364 84.0364 58pM Fe,Midnight 49.4146 0.0 65.1595 233pM Fe,Midnight 49.2287 46.4579 51.135 1160pM Fe,Midday 61.672399999999996 56.3562 69.7374 1160pM Fe,Midnight 34.3735 27.2058 39.216 High carbon,Dark 65.84189333333333 39.9536 107.357 High carbon,Light 63.52478461538462 34.2317 99.7856 Low carbon,Dark 64.5655 64.5655 64.5655 Phloroglucinol 57.52433333333333 44.5331 76.3696 Silicon starvation,12h 94.1045 94.1045 94.1045