condition mean min max 12pM Fe,Midday 35.305 35.305 35.305 12pM Fe,Midnight 30.0397 27.7607 32.3187 58pM Fe,Midday 19.2675 19.2675 19.2675 58pM Fe,Midnight 22.92074285714286 0.0 30.7909 233pM Fe,Midnight 17.319266666666667 16.4572 18.0709 1160pM Fe,Midday 14.596614285714287 13.0304 19.111 1160pM Fe,Midnight 11.0715725 5.00028 20.1964 High carbon,Dark 18.4732 10.0867 34.235 High carbon,Light 12.02751076923077 4.00917 21.779 Low carbon,Dark 7.55764 7.55764 7.55764 Phloroglucinol 12.626716666666667 7.61838 22.1809 Silicon starvation,12h 19.9672 19.9672 19.9672