condition mean min max 12pM Fe,Midday 39.5204 39.5204 39.5204 12pM Fe,Midnight 22.4453 20.2683 24.6223 58pM Fe,Midday 36.5662 36.5662 36.5662 58pM Fe,Midnight 14.587485714285714 0.0 19.0386 233pM Fe,Midnight 12.862 12.0815 13.9356 1160pM Fe,Midday 16.732157142857144 14.9426 19.8253 1160pM Fe,Midnight 17.112441666666665 13.3514 22.5578 High carbon,Dark 22.971726666666665 13.2854 37.1572 High carbon,Light 21.540783076923077 8.31118 35.873 Low carbon,Dark 16.7146 16.7146 16.7146 Phloroglucinol 43.939366666666665 34.9168 50.1993 Silicon starvation,12h 32.3427 32.3427 32.3427