condition mean min max 12pM Fe,Midday 84.3564 84.3564 84.3564 12pM Fe,Midnight 41.49845 39.5002 43.4967 58pM Fe,Midday 41.8154 41.8154 41.8154 58pM Fe,Midnight 20.263942857142858 0.0 28.633 233pM Fe,Midnight 22.738766666666667 22.1763 23.2108 1160pM Fe,Midday 33.78894285714286 29.9437 37.452 1160pM Fe,Midnight 14.643666666666666 10.4462 19.8421 High carbon,Dark 38.17780666666667 15.1672 64.2842 High carbon,Light 36.84300692307692 6.81506 68.5721 Low carbon,Dark 17.2242 17.2242 17.2242 Phloroglucinol 32.280766666666665 21.31 52.3567 Silicon starvation,12h 59.3042 59.3042 59.3042