condition mean min max 12pM Fe,Midday 25.3076 25.3076 25.3076 12pM Fe,Midnight 20.140500000000003 18.8439 21.4371 58pM Fe,Midday 14.4473 14.4473 14.4473 58pM Fe,Midnight 12.562914285714285 0.0 16.7206 233pM Fe,Midnight 11.30808 9.91404 13.2843 1160pM Fe,Midday 11.621371428571429 10.1918 14.3873 1160pM Fe,Midnight 2.2226029166666668 0.948539 4.14366 High carbon,Dark 10.5919606 0.646949 18.704 High carbon,Light 7.526700769230769 2.48816 15.6771 Low carbon,Dark 8.2911 8.2911 8.2911 Phloroglucinol 8.712036666666666 7.48385 9.33598 Silicon starvation,12h 30.7725 30.7725 30.7725