condition mean min max 12pM Fe,Midday 28.8454 28.8454 28.8454 12pM Fe,Midnight 14.5557 13.432 15.6794 58pM Fe,Midday 19.2381 19.2381 19.2381 58pM Fe,Midnight 5.144704285714286 0.0 8.00304 233pM Fe,Midnight 4.622116666666667 3.48556 5.33766 1160pM Fe,Midday 11.304114285714286 8.36742 14.8539 1160pM Fe,Midnight 7.840663583333334 0.928342 14.1431 High carbon,Dark 16.589642 7.80782 42.9887 High carbon,Light 9.363827692307693 1.26729 22.8968 Low carbon,Dark 11.1935 11.1935 11.1935 Phloroglucinol 219.333 121.874 268.836 Silicon starvation,12h 10.9006 10.9006 10.9006