condition mean min max 12pM Fe,Midday 555.088 555.088 555.088 12pM Fe,Midnight 1118.885 1006.92 1230.85 58pM Fe,Midday 1072.67 1072.67 1072.67 58pM Fe,Midnight 1398.2585714285715 756.04 1665.9 233pM Fe,Midnight 2749.0266666666666 2709.91 2795.6 1160pM Fe,Midday 951.9451428571429 813.189 1053.67 1160pM Fe,Midnight 1631.8466666666666 1081.51 2468.0 High carbon,Dark 1793.3961333333334 325.282 2295.23 High carbon,Light 1591.7314615384614 604.798 2830.91 Low carbon,Dark 2192.79 2192.79 2192.79 Phloroglucinol 758.783 543.886 929.516 Silicon starvation,12h 1446.03 1446.03 1446.03