condition mean min max 12pM Fe,Midday 13.5245 13.5245 13.5245 12pM Fe,Midnight 5.88064 3.8849 7.87638 58pM Fe,Midday 9.5737 9.5737 9.5737 58pM Fe,Midnight 3.20635 0.0 5.80371 233pM Fe,Midnight 0.674654 0.342538 1.01072 1160pM Fe,Midday 2.468371142857143 0.850838 4.32779 1160pM Fe,Midnight 0.4791296666666667 0.0 0.930177 High carbon,Dark 0.9006199333333333 0.0 6.80479 High carbon,Light 0.6770746923076923 0.0 2.65242 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 1.0505916666666666 0.677985 1.36808 Silicon starvation,12h 2.46241 2.46241 2.46241