condition mean min max 12pM Fe,Midday 91.088 91.088 91.088 12pM Fe,Midnight 34.7452 31.147 38.3434 58pM Fe,Midday 108.195 108.195 108.195 58pM Fe,Midnight 38.44264285714286 0.0 54.0734 233pM Fe,Midnight 73.80986666666666 69.6753 78.4067 1160pM Fe,Midday 90.96165714285715 83.2943 95.7178 1160pM Fe,Midnight 59.73271666666667 45.7694 70.5414 High carbon,Dark 145.48962 77.8482 231.46 High carbon,Light 135.21336153846153 42.9171 211.57 Low carbon,Dark 106.184 106.184 106.184 Phloroglucinol 24.215866666666667 15.0229 31.486 Silicon starvation,12h 82.6685 82.6685 82.6685