condition mean min max 12pM Fe,Midday 16.404 16.404 16.404 12pM Fe,Midnight 8.65217 8.06375 9.24059 58pM Fe,Midday 10.5839 10.5839 10.5839 58pM Fe,Midnight 4.338115714285714 0.0 5.19193 233pM Fe,Midnight 3.276953333333333 2.75405 3.83097 1160pM Fe,Midday 7.954441428571428 4.64775 10.357 1160pM Fe,Midnight 2.4058984166666666 0.245637 5.93694 High carbon,Dark 4.6792066 0.513467 12.3453 High carbon,Light 5.286987692307692 0.0 13.6191 Low carbon,Dark 4.44266 4.44266 4.44266 Phloroglucinol 8.258516666666667 4.92545 11.2352 Silicon starvation,12h 12.639 12.639 12.639