condition mean min max 12pM Fe,Midday 43.2806 43.2806 43.2806 12pM Fe,Midnight 23.96735 21.4936 26.4411 58pM Fe,Midday 18.2877 18.2877 18.2877 58pM Fe,Midnight 14.514557142857143 0.0 19.9203 233pM Fe,Midnight 13.533366666666666 12.0582 14.8397 1160pM Fe,Midday 12.138842857142857 10.0668 14.9441 1160pM Fe,Midnight 9.95541 8.25605 11.7062 High carbon,Dark 16.619831333333334 7.64207 24.0212 High carbon,Light 13.595606923076923 2.86291 19.4857 Low carbon,Dark 18.175 18.175 18.175 Phloroglucinol 10.090633333333333 6.76385 15.7375 Silicon starvation,12h 17.5697 17.5697 17.5697