condition mean min max 12pM Fe,Midday 21.1549 21.1549 21.1549 12pM Fe,Midnight 36.25695 35.5134 37.0005 58pM Fe,Midday 16.4499 16.4499 16.4499 58pM Fe,Midnight 20.213757142857144 0.0 24.8887 233pM Fe,Midnight 38.471833333333336 37.5462 38.9442 1160pM Fe,Midday 8.763267142857142 7.02555 12.0368 1160pM Fe,Midnight 36.705983333333336 27.8414 46.7585 High carbon,Dark 50.17500666666667 27.063 98.0475 High carbon,Light 32.01439307692308 0.86837 71.9794 Low carbon,Dark 37.5011 37.5011 37.5011 Phloroglucinol 25.199233333333332 22.9296 27.7624 Silicon starvation,12h 35.5624 35.5624 35.5624