condition mean min max 12pM Fe,Midday 21.8563 21.8563 21.8563 12pM Fe,Midnight 23.91135 22.3024 25.5203 58pM Fe,Midday 19.4083 19.4083 19.4083 58pM Fe,Midnight 25.557914285714286 13.8249 33.9231 233pM Fe,Midnight 29.303433333333334 28.5919 29.7463 1160pM Fe,Midday 18.561785714285715 18.2961 19.0093 1160pM Fe,Midnight 19.130108333333332 16.466 21.5736 High carbon,Dark 27.560718666666666 5.42418 50.6624 High carbon,Light 17.15110076923077 1.41842 30.9962 Low carbon,Dark 16.9995 16.9995 16.9995 Phloroglucinol 90.00976666666666 75.8869 98.3263 Silicon starvation,12h 8.54114 8.54114 8.54114