condition mean min max 12pM Fe,Midday 29.8272 29.8272 29.8272 12pM Fe,Midnight 15.2451 12.8657 17.6245 58pM Fe,Midday 12.8963 12.8963 12.8963 58pM Fe,Midnight 10.9352 0.0 15.5505 233pM Fe,Midnight 11.007523333333333 9.22837 12.6067 1160pM Fe,Midday 10.524484285714285 9.60209 11.4575 1160pM Fe,Midnight 9.267623333333333 4.90497 16.0569 High carbon,Dark 22.017376 5.54284 78.9694 High carbon,Light 17.331806923076922 3.32829 49.8806 Low carbon,Dark 9.91393 9.91393 9.91393 Phloroglucinol 67.97203333333333 58.4238 73.0629 Silicon starvation,12h 27.1918 27.1918 27.1918