condition mean min max 12pM Fe,Midday 24.3209 24.3209 24.3209 12pM Fe,Midnight 23.61755 22.9934 24.2417 58pM Fe,Midday 18.708 18.708 18.708 58pM Fe,Midnight 13.8795 0.0 18.6539 233pM Fe,Midnight 16.860599999999998 15.4905 18.9869 1160pM Fe,Midday 15.68142857142857 13.6922 19.0275 1160pM Fe,Midnight 7.533318333333333 4.84214 12.423 High carbon,Dark 14.103439333333334 5.64949 19.7797 High carbon,Light 11.024575384615385 2.76599 26.1752 Low carbon,Dark 11.9011 11.9011 11.9011 Phloroglucinol 26.9776 23.1601 31.1891 Silicon starvation,12h 17.8477 17.8477 17.8477