condition mean min max 12pM Fe,Midday 120.422 120.422 120.422 12pM Fe,Midnight 109.7175 108.273 111.162 58pM Fe,Midday 112.09 112.09 112.09 58pM Fe,Midnight 92.52765714285714 79.4217 101.071 233pM Fe,Midnight 45.243 42.8632 46.8114 1160pM Fe,Midday 84.74810000000001 79.2985 91.3009 1160pM Fe,Midnight 40.83374166666667 32.8813 50.9852 High carbon,Dark 48.81290666666666 22.236 72.1335 High carbon,Light 42.93463307692308 4.73503 78.5043 Low carbon,Dark 40.6609 40.6609 40.6609 Phloroglucinol 77.06323333333333 73.4492 83.2611 Silicon starvation,12h 63.4315 63.4315 63.4315