condition mean min max 12pM Fe,Midday 67.2517 67.2517 67.2517 12pM Fe,Midnight 66.5958 58.0991 75.0925 58pM Fe,Midday 57.0018 57.0018 57.0018 58pM Fe,Midnight 38.24042857142857 0.0 55.9536 233pM Fe,Midnight 29.774833333333333 25.5494 32.4736 1160pM Fe,Midday 35.44802857142857 31.714 39.2159 1160pM Fe,Midnight 33.62788333333334 26.9675 41.3658 High carbon,Dark 29.997333333333334 14.9427 45.0365 High carbon,Light 32.64748461538461 10.5482 54.0503 Low carbon,Dark 25.3073 25.3073 25.3073 Phloroglucinol 57.3281 48.7956 63.6637 Silicon starvation,12h 97.8755 97.8755 97.8755