condition mean min max 12pM Fe,Midday 71.8294 71.8294 71.8294 12pM Fe,Midnight 68.9345 66.0873 71.7817 58pM Fe,Midday 67.5958 67.5958 67.5958 58pM Fe,Midnight 51.99534285714286 46.7915 60.0809 233pM Fe,Midnight 51.35046666666666 48.8223 56.0753 1160pM Fe,Midday 52.14695714285715 42.6632 62.7433 1160pM Fe,Midnight 34.06945833333334 23.8938 42.8207 High carbon,Dark 50.90885333333333 13.3935 107.902 High carbon,Light 44.879848461538465 5.57193 71.4291 Low carbon,Dark 71.6799 71.6799 71.6799 Phloroglucinol 33.5863 26.6884 46.2891 Silicon starvation,12h 49.8117 49.8117 49.8117