condition mean min max 12pM Fe,Midday 23.7185 23.7185 23.7185 12pM Fe,Midnight 10.5347 10.2113 10.8581 58pM Fe,Midday 9.70378 9.70378 9.70378 58pM Fe,Midnight 10.019604285714285 0.0 23.669 233pM Fe,Midnight 21.63906666666667 21.1244 22.6078 1160pM Fe,Midday 36.89682857142857 27.8468 66.2015 1160pM Fe,Midnight 29.555358333333334 14.3528 61.3686 High carbon,Dark 17.484160666666668 2.67191 37.7436 High carbon,Light 18.186334615384617 1.45703 47.7685 Low carbon,Dark 4.76591 4.76591 4.76591 Phloroglucinol 2.9762033333333333 1.27851 5.47336 Silicon starvation,12h 14.7285 14.7285 14.7285