condition mean min max 12pM Fe,Midday 8.58138 8.58138 8.58138 12pM Fe,Midnight 9.574214999999999 9.15119 9.99724 58pM Fe,Midday 8.2367 8.2367 8.2367 58pM Fe,Midnight 6.410274285714286 0.0 8.16197 233pM Fe,Midnight 6.500483333333333 6.2624 6.672 1160pM Fe,Midday 6.056144285714286 5.20417 6.69048 1160pM Fe,Midnight 3.888450833333333 2.2396 6.69068 High carbon,Dark 5.385531333333334 2.88155 9.57934 High carbon,Light 3.9454286153846154 0.714112 6.66565 Low carbon,Dark 4.49058 4.49058 4.49058 Phloroglucinol 8.208943333333334 6.02303 11.4948 Silicon starvation,12h 8.56513 8.56513 8.56513