condition mean min max 12pM Fe,Midday 33.1177 33.1177 33.1177 12pM Fe,Midnight 19.64225 18.875 20.4095 58pM Fe,Midday 18.4507 18.4507 18.4507 58pM Fe,Midnight 14.172112857142858 0.0 28.6076 233pM Fe,Midnight 15.586033333333333 14.5137 17.4881 1160pM Fe,Midday 9.000401428571429 4.97869 14.5457 1160pM Fe,Midnight 8.427104166666666 5.27254 17.259 High carbon,Dark 15.703443333333334 0.0 37.6993 High carbon,Light 6.810793076923077 0.0 12.5041 Low carbon,Dark 13.952 13.952 13.952 Phloroglucinol 5.09825 2.32641 8.3567 Silicon starvation,12h 37.6859 37.6859 37.6859