condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.0 0.0 0.0 58pM Fe,Midday 0.413656 0.413656 0.413656 58pM Fe,Midnight 0.960129 0.0 2.49105 233pM Fe,Midnight 0.390533 0.0 0.592009 1160pM Fe,Midday 0.3550642857142857 0.0 0.747972 1160pM Fe,Midnight 0.6086189166666667 0.346208 1.05459 High carbon,Dark 1.0125676666666668 0.0 5.25647 High carbon,Light 13.77756353846154 0.0 112.423 Low carbon,Dark 6.07722 6.07722 6.07722 Phloroglucinol 0.8899563333333333 0.318501 1.4647 Silicon starvation,12h 3.45783 3.45783 3.45783