condition mean min max 12pM Fe,Midday 15.0099 15.0099 15.0099 12pM Fe,Midnight 19.2104 18.4678 19.953 58pM Fe,Midday 10.4755 10.4755 10.4755 58pM Fe,Midnight 10.312967142857143 0.0 13.8059 233pM Fe,Midnight 13.840166666666667 12.7708 14.8583 1160pM Fe,Midday 7.658535714285714 6.98239 9.471 1160pM Fe,Midnight 4.495028333333333 2.94759 6.51771 High carbon,Dark 8.735312666666667 2.68053 14.4838 High carbon,Light 5.184215384615385 0.0 13.8204 Low carbon,Dark 8.93175 8.93175 8.93175 Phloroglucinol 8.547686666666667 6.9501 10.0822 Silicon starvation,12h 13.3515 13.3515 13.3515