condition mean min max 12pM Fe,Midday 16.9361 16.9361 16.9361 12pM Fe,Midnight 19.4419 18.6616 20.2222 58pM Fe,Midday 9.99058 9.99058 9.99058 58pM Fe,Midnight 13.449242857142856 0.0 19.3509 233pM Fe,Midnight 6.911443333333334 4.36887 8.94329 1160pM Fe,Midday 8.16025142857143 4.66767 13.0469 1160pM Fe,Midnight 11.864179166666666 7.54974 18.8536 High carbon,Dark 30.38864 2.85031 87.3862 High carbon,Light 26.231470769230768 2.63976 69.6886 Low carbon,Dark 6.11568 6.11568 6.11568 Phloroglucinol 7.511726666666667 4.71672 12.6902 Silicon starvation,12h 7.49477 7.49477 7.49477