condition mean min max 12pM Fe,Midday 15.1336 15.1336 15.1336 12pM Fe,Midnight 10.554825000000001 8.66535 12.4443 58pM Fe,Midday 5.91693 5.91693 5.91693 58pM Fe,Midnight 6.705808571428571 0.0 9.00362 233pM Fe,Midnight 6.812023333333333 4.90257 9.42476 1160pM Fe,Midday 7.381985714285714 4.98176 9.80624 1160pM Fe,Midnight 2.25504 1.09046 3.89075 High carbon,Dark 5.909464 0.0 28.4483 High carbon,Light 2.7099976153846153 0.0 5.31349 Low carbon,Dark 1.71569 1.71569 1.71569 Phloroglucinol 2.143854666666667 0.661614 2.89259 Silicon starvation,12h 11.0135 11.0135 11.0135