condition mean min max 12pM Fe,Midday 187.471 187.471 187.471 12pM Fe,Midnight 205.9655 187.552 224.379 58pM Fe,Midday 304.12 304.12 304.12 58pM Fe,Midnight 231.56114285714287 191.807 262.25 233pM Fe,Midnight 378.453 354.755 407.477 1160pM Fe,Midday 233.84742857142857 214.24 250.635 1160pM Fe,Midnight 289.2448333333333 232.777 351.84 High carbon,Dark 434.5962666666667 275.381 610.813 High carbon,Light 407.1513076923077 230.543 554.158 Low carbon,Dark 606.596 606.596 606.596 Phloroglucinol 251.30266666666665 197.539 334.905 Silicon starvation,12h 264.48 264.48 264.48