condition mean min max 12pM Fe,Midday 23.7587 23.7587 23.7587 12pM Fe,Midnight 19.7624 19.3091 20.2157 58pM Fe,Midday 13.9242 13.9242 13.9242 58pM Fe,Midnight 27.427457142857143 12.4738 109.687 233pM Fe,Midnight 10.471210000000001 8.98703 12.0501 1160pM Fe,Midday 12.07167142857143 10.7708 14.0314 1160pM Fe,Midnight 5.167528333333333 1.08119 10.6729 High carbon,Dark 8.546257933333333 0.489039 15.4528 High carbon,Light 7.20777 2.9064 13.5622 Low carbon,Dark 7.52084 7.52084 7.52084 Phloroglucinol 18.848266666666667 14.8256 23.5445 Silicon starvation,12h 28.9671 28.9671 28.9671