condition mean min max 12pM Fe,Midday 62.1093 62.1093 62.1093 12pM Fe,Midnight 46.57525 44.5335 48.617 58pM Fe,Midday 44.9112 44.9112 44.9112 58pM Fe,Midnight 27.799557142857143 0.0 44.0904 233pM Fe,Midnight 24.350933333333334 23.291 26.0815 1160pM Fe,Midday 32.32835714285714 24.9391 43.2755 1160pM Fe,Midnight 20.724391666666666 14.4006 26.3089 High carbon,Dark 33.34316 10.9213 66.9497 High carbon,Light 22.644011538461537 2.71395 34.9271 Low carbon,Dark 17.3635 17.3635 17.3635 Phloroglucinol 34.928399999999996 21.3428 56.4201 Silicon starvation,12h 35.3382 35.3382 35.3382