condition mean min max 12pM Fe,Midday 22.1411 22.1411 22.1411 12pM Fe,Midnight 12.80195 11.898 13.7059 58pM Fe,Midday 13.5274 13.5274 13.5274 58pM Fe,Midnight 7.991945714285714 0.0 12.6407 233pM Fe,Midnight 3.958073333333333 2.28753 5.58118 1160pM Fe,Midday 9.379615714285714 6.59888 12.0179 1160pM Fe,Midnight 5.801785 2.37844 10.5634 High carbon,Dark 13.574047333333333 4.71519 34.9783 High carbon,Light 9.030889230769231 0.0 17.857 Low carbon,Dark 0.856629 0.856629 0.856629 Phloroglucinol 14.86636 8.58878 23.3454 Silicon starvation,12h 7.79851 7.79851 7.79851