condition mean min max 12pM Fe,Midday 21.339 21.339 21.339 12pM Fe,Midnight 18.92225 17.4499 20.3946 58pM Fe,Midday 15.6541 15.6541 15.6541 58pM Fe,Midnight 12.970885714285714 0.0 16.5214 233pM Fe,Midnight 9.79276 8.70558 10.3934 1160pM Fe,Midday 13.409742857142858 10.797 14.4766 1160pM Fe,Midnight 6.92922 5.20079 8.10409 High carbon,Dark 16.480502666666666 5.19721 32.3412 High carbon,Light 11.461969230769231 1.18109 19.0769 Low carbon,Dark 13.3366 13.3366 13.3366 Phloroglucinol 16.5386 14.4573 18.266 Silicon starvation,12h 30.5606 30.5606 30.5606