condition mean min max 12pM Fe,Midday 250.866 250.866 250.866 12pM Fe,Midnight 268.474 233.707 303.241 58pM Fe,Midday 147.328 147.328 147.328 58pM Fe,Midnight 157.75714285714287 119.703 204.417 233pM Fe,Midnight 51.951499999999996 51.4531 52.5556 1160pM Fe,Midday 77.02457142857143 73.3152 80.8039 1160pM Fe,Midnight 39.21426666666667 32.5576 50.1846 High carbon,Dark 66.30351333333334 20.0276 147.256 High carbon,Light 48.88248461538461 23.6301 97.2575 Low carbon,Dark 78.5101 78.5101 78.5101 Phloroglucinol 26.726666666666667 17.7008 41.4417 Silicon starvation,12h 75.4206 75.4206 75.4206