condition mean min max 12pM Fe,Midday 4.05173 4.05173 4.05173 12pM Fe,Midnight 2.2206799999999998 2.01533 2.42603 58pM Fe,Midday 1.8469 1.8469 1.8469 58pM Fe,Midnight 1.0328551428571429 0.0 2.09997 233pM Fe,Midnight 0.43429133333333336 0.310966 0.535244 1160pM Fe,Midday 1.7169357142857142 1.15862 2.09312 1160pM Fe,Midnight 0.8334049166666666 0.0 1.35733 High carbon,Dark 2.7960736 0.857535 4.74227 High carbon,Light 2.362654923076923 0.144564 6.47596 Low carbon,Dark 2.19464 2.19464 2.19464 Phloroglucinol 4.327886666666667 2.15423 5.93914 Silicon starvation,12h 2.30531 2.30531 2.30531