condition mean min max 12pM Fe,Midday 29.2233 29.2233 29.2233 12pM Fe,Midnight 119.89699999999999 112.021 127.773 58pM Fe,Midday 27.5264 27.5264 27.5264 58pM Fe,Midnight 116.799 104.504 127.263 233pM Fe,Midnight 144.49033333333333 140.702 148.625 1160pM Fe,Midday 18.049914285714287 16.238 18.9791 1160pM Fe,Midnight 174.81316666666666 159.184 191.264 High carbon,Dark 140.67613333333333 118.362 184.385 High carbon,Light 110.2635876923077 8.15474 225.316 Low carbon,Dark 69.6982 69.6982 69.6982 Phloroglucinol 73.39926666666666 71.1208 76.321 Silicon starvation,12h 99.0476 99.0476 99.0476