condition mean min max 12pM Fe,Midday 44.4776 44.4776 44.4776 12pM Fe,Midnight 31.4756 29.0141 33.9371 58pM Fe,Midday 43.8476 43.8476 43.8476 58pM Fe,Midnight 26.733185714285714 0.0 32.8454 233pM Fe,Midnight 18.4868 17.7637 19.33 1160pM Fe,Midday 31.28602857142857 29.3935 34.7174 1160pM Fe,Midnight 14.603366666666666 10.8656 18.8159 High carbon,Dark 40.46434933333333 9.28564 187.729 High carbon,Light 36.68046923076923 5.6923 62.3415 Low carbon,Dark 25.9245 25.9245 25.9245 Phloroglucinol 124.64266666666667 119.508 132.386 Silicon starvation,12h 442.586 442.586 442.586