condition mean min max 12pM Fe,Midday 29.7357 29.7357 29.7357 12pM Fe,Midnight 25.09465 23.7458 26.4435 58pM Fe,Midday 30.348 30.348 30.348 58pM Fe,Midnight 15.327728571428572 0.0 18.6517 233pM Fe,Midnight 11.304933333333334 10.5219 11.7675 1160pM Fe,Midday 21.396557142857144 19.8686 22.7531 1160pM Fe,Midnight 11.402570833333334 7.22693 14.2648 High carbon,Dark 12.265465333333333 3.61502 20.4269 High carbon,Light 11.673483846153847 2.48662 21.8821 Low carbon,Dark 11.5308 11.5308 11.5308 Phloroglucinol 20.416533333333334 12.1751 26.5899 Silicon starvation,12h 14.948 14.948 14.948