condition mean min max 12pM Fe,Midday 59.6025 59.6025 59.6025 12pM Fe,Midnight 35.65765 29.3094 42.0059 58pM Fe,Midday 38.3557 38.3557 38.3557 58pM Fe,Midnight 18.88287142857143 0.0 27.0234 233pM Fe,Midnight 13.660466666666666 12.8247 14.659 1160pM Fe,Midday 27.26995714285714 22.4588 37.4692 1160pM Fe,Midnight 11.764448333333334 9.15837 15.6437 High carbon,Dark 29.066668666666665 8.58783 48.9331 High carbon,Light 28.174531538461537 8.67421 53.4056 Low carbon,Dark 14.4077 14.4077 14.4077 Phloroglucinol 62.42476666666667 40.4352 97.3232 Silicon starvation,12h 26.6251 26.6251 26.6251