condition mean min max 12pM Fe,Midday 8.52417 8.52417 8.52417 12pM Fe,Midnight 9.685305 9.61933 9.75128 58pM Fe,Midday 5.53123 5.53123 5.53123 58pM Fe,Midnight 8.130404285714286 0.0 10.5519 233pM Fe,Midnight 5.03563 4.77773 5.39733 1160pM Fe,Midday 3.749297142857143 2.11437 6.11218 1160pM Fe,Midnight 5.558386666666666 3.78764 7.00747 High carbon,Dark 5.5280356 0.900684 11.2905 High carbon,Light 2.9640414615384616 0.398587 8.49242 Low carbon,Dark 1.84686 1.84686 1.84686 Phloroglucinol 3.0528386666666667 0.712196 5.03319 Silicon starvation,12h 8.24498 8.24498 8.24498