condition mean min max 12pM Fe,Midday 49.9741 49.9741 49.9741 12pM Fe,Midnight 53.91145 52.176 55.6469 58pM Fe,Midday 44.2776 44.2776 44.2776 58pM Fe,Midnight 38.808457142857144 23.3445 43.1763 233pM Fe,Midnight 21.464466666666667 20.0417 22.2266 1160pM Fe,Midday 31.896057142857142 29.7542 33.6184 1160pM Fe,Midnight 23.360616666666665 19.5677 25.2324 High carbon,Dark 25.39932 11.8446 46.0948 High carbon,Light 20.85442769230769 2.57968 35.1719 Low carbon,Dark 14.0857 14.0857 14.0857 Phloroglucinol 30.699166666666667 23.5818 43.085 Silicon starvation,12h 18.6818 18.6818 18.6818