condition mean min max 12pM Fe,Midday 45.7461 45.7461 45.7461 12pM Fe,Midnight 31.194 29.6995 32.6885 58pM Fe,Midday 31.0021 31.0021 31.0021 58pM Fe,Midnight 20.621771428571428 0.0 25.4914 233pM Fe,Midnight 15.265766666666666 15.1624 15.3199 1160pM Fe,Midday 26.239614285714286 23.503 28.4428 1160pM Fe,Midnight 7.7639275 5.79107 9.78813 High carbon,Dark 21.125654666666666 6.85892 39.5077 High carbon,Light 11.448843846153846 2.49076 28.9549 Low carbon,Dark 15.6835 15.6835 15.6835 Phloroglucinol 53.033966666666664 38.8686 61.1424 Silicon starvation,12h 27.8335 27.8335 27.8335