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 10.089842857142857 0.0 36.7644 233pM Fe,Midnight 0.0 0.0 0.0 1160pM Fe,Midday 4.099671428571429 0.0 28.6977 1160pM Fe,Midnight 0.0 0.0 0.0 High carbon,Dark 6.129686666666667 0.0 91.9453 High carbon,Light 22.41476923076923 0.0 244.418 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 9.179666666666668 0.0 27.539 Silicon starvation,12h 0.0 0.0 0.0