condition mean min max 12pM Fe,Midday 25.9293 25.9293 25.9293 12pM Fe,Midnight 17.139499999999998 17.0182 17.2608 58pM Fe,Midday 17.743 17.743 17.743 58pM Fe,Midnight 11.837214285714285 0.0 15.2234 233pM Fe,Midnight 11.8349 10.9453 12.3587 1160pM Fe,Midday 15.467614285714285 13.1918 16.8711 1160pM Fe,Midnight 65.89453583333334 9.44113 104.619 High carbon,Dark 26.76718 14.6625 74.8705 High carbon,Light 18.260011846153844 0.468314 33.7133 Low carbon,Dark 8.61411 8.61411 8.61411 Phloroglucinol 90.4793 61.9476 138.649 Silicon starvation,12h 15.0153 15.0153 15.0153