condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 0.616435 0.0 1.23287 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 0.28269885714285714 0.0 1.00057 233pM Fe,Midnight 0.4910596666666666 0.0 0.738292 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 0.1441695 0.0 0.877943 High carbon,Dark 1.0299586666666667 0.0 7.61704 High carbon,Light 0.29502307692307694 0.0 3.8353 Low carbon,Dark 1.92639 1.92639 1.92639 Phloroglucinol 3.3209766666666667 1.48573 5.24647 Silicon starvation,12h 4.04707 4.04707 4.04707