condition mean min max 12pM Fe,Midday 17.0875 17.0875 17.0875 12pM Fe,Midnight 10.568000000000001 10.2521 10.8839 58pM Fe,Midday 10.0522 10.0522 10.0522 58pM Fe,Midnight 10.203657142857143 0.0 15.2587 233pM Fe,Midnight 13.703066666666667 12.1033 14.9214 1160pM Fe,Midday 5.988694285714286 4.03663 7.13536 1160pM Fe,Midnight 14.4429175 9.69601 21.9994 High carbon,Dark 16.533327333333332 9.67221 43.7489 High carbon,Light 11.533445384615385 1.58045 19.7804 Low carbon,Dark 6.10255 6.10255 6.10255 Phloroglucinol 29.9797 23.4462 36.0766 Silicon starvation,12h 20.139 20.139 20.139