condition mean min max 12pM Fe,Midday 22.5245 22.5245 22.5245 12pM Fe,Midnight 23.981 23.5562 24.4058 58pM Fe,Midday 14.2202 14.2202 14.2202 58pM Fe,Midnight 14.068442857142857 0.0 18.8182 233pM Fe,Midnight 12.5732 10.5898 15.6241 1160pM Fe,Midday 8.23797 5.85543 9.2545 1160pM Fe,Midnight 3.4037975 1.69859 5.99469 High carbon,Dark 7.37422 1.58457 16.1446 High carbon,Light 3.877973846153846 0.0 7.92836 Low carbon,Dark 5.34628 5.34628 5.34628 Phloroglucinol 3.3830533333333337 1.68005 6.72463 Silicon starvation,12h 12.4557 12.4557 12.4557