condition mean min max 12pM Fe,Midday 17.3656 17.3656 17.3656 12pM Fe,Midnight 14.18295 12.7251 15.6408 58pM Fe,Midday 12.4848 12.4848 12.4848 58pM Fe,Midnight 16.025845714285715 7.48145 55.118 233pM Fe,Midnight 14.9008 13.4219 15.806 1160pM Fe,Midday 11.105151428571428 9.75429 13.024 1160pM Fe,Midnight 6.0210566666666665 2.40201 11.0761 High carbon,Dark 11.78774 5.89785 19.9244 High carbon,Light 9.335596923076922 1.4702 18.2449 Low carbon,Dark 12.0936 12.0936 12.0936 Phloroglucinol 11.256926666666669 6.86178 16.9017 Silicon starvation,12h 20.5549 20.5549 20.5549