condition mean min max 12pM Fe,Midday 30.4781 30.4781 30.4781 12pM Fe,Midnight 31.00415 29.0858 32.9225 58pM Fe,Midday 22.6852 22.6852 22.6852 58pM Fe,Midnight 28.83844285714286 18.4606 63.7327 233pM Fe,Midnight 18.497700000000002 16.8595 19.449 1160pM Fe,Midday 8.685512857142857 7.44127 10.6246 1160pM Fe,Midnight 14.14514 9.74849 17.8793 High carbon,Dark 21.96272 11.5826 32.5419 High carbon,Light 19.20194 3.01796 35.1981 Low carbon,Dark 13.9838 13.9838 13.9838 Phloroglucinol 47.170033333333336 41.5981 52.2784 Silicon starvation,12h 192.894 192.894 192.894