condition mean min max 12pM Fe,Midday 171.146 171.146 171.146 12pM Fe,Midnight 157.73399999999998 137.828 177.64 58pM Fe,Midday 225.466 225.466 225.466 58pM Fe,Midnight 154.15757142857143 112.343 214.477 233pM Fe,Midnight 242.157 239.653 246.095 1160pM Fe,Midday 197.0012857142857 184.238 230.014 1160pM Fe,Midnight 157.51341666666667 126.166 180.581 High carbon,Dark 338.9472666666667 236.026 456.258 High carbon,Light 282.0578076923077 76.2785 422.534 Low carbon,Dark 377.126 377.126 377.126 Phloroglucinol 224.404 159.823 278.13 Silicon starvation,12h 228.852 228.852 228.852