condition mean min max 12pM Fe,Midday 23.6597 23.6597 23.6597 12pM Fe,Midnight 67.03565 41.8021 92.2692 58pM Fe,Midday 3403.13 3403.13 3403.13 58pM Fe,Midnight 960.3836714285715 32.1893 2490.57 233pM Fe,Midnight 3.55978 3.32907 3.68363 1160pM Fe,Midday 8.827975714285715 3.20115 14.6424 1160pM Fe,Midnight 20.7780625 8.03045 36.3274 High carbon,Dark 16.700584 2.35134 46.2947 High carbon,Light 11.028605384615384 2.32146 26.736 Low carbon,Dark 9.61152 9.61152 9.61152 Phloroglucinol 3.5052566666666665 2.2388 4.57053 Silicon starvation,12h 2.99147 2.99147 2.99147