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 0.0 0.0 0.0 58pM Fe,Midnight 0.40010142857142855 0.0 2.80071 233pM Fe,Midnight 0.46307333333333334 0.0 0.700367 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 1.0713843333333333 0.0 3.87588 High carbon,Dark 2.0787826666666667 0.0 11.9257 High carbon,Light 0.6996546153846154 0.0 4.09628 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 16.13543333333333 13.5647 20.9792 Silicon starvation,12h 3.77606 3.77606 3.77606