condition mean min max 12pM Fe,Midday 43.9072 43.9072 43.9072 12pM Fe,Midnight 26.21785 25.5568 26.8789 58pM Fe,Midday 33.7995 33.7995 33.7995 58pM Fe,Midnight 24.547285714285714 14.7494 73.7986 233pM Fe,Midnight 14.990233333333334 14.7878 15.1211 1160pM Fe,Midday 31.224685714285712 27.3541 34.7059 1160pM Fe,Midnight 6.587171666666666 5.27392 8.65425 High carbon,Dark 14.552282 3.528 26.434 High carbon,Light 16.19886153846154 1.46659 34.4374 Low carbon,Dark 11.1322 11.1322 11.1322 Phloroglucinol 13.7758 10.4998 20.2255 Silicon starvation,12h 31.5373 31.5373 31.5373