condition mean min max 12pM Fe,Midday 0.664261 0.664261 0.664261 12pM Fe,Midnight 41.67895 41.4483 41.9096 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 62.57761428571428 0.0 98.8126 233pM Fe,Midnight 108.35433333333333 101.574 112.002 1160pM Fe,Midday 1.1218897142857143 0.522365 2.18814 1160pM Fe,Midnight 108.0383 91.0724 146.103 High carbon,Dark 40.27188866666667 8.96413 107.787 High carbon,Light 12.610061846153846 0.967874 39.0454 Low carbon,Dark 30.7629 30.7629 30.7629 Phloroglucinol 3.19536 2.26281 4.40957 Silicon starvation,12h 54.2349 54.2349 54.2349