condition mean min max 12pM Fe,Midday 20.5134 20.5134 20.5134 12pM Fe,Midnight 7.89809 7.22112 8.57506 58pM Fe,Midday 17.7953 17.7953 17.7953 58pM Fe,Midnight 6.173494285714286 0.0 11.0736 233pM Fe,Midnight 5.956823333333333 5.4854 6.749 1160pM Fe,Midday 12.516671428571428 11.2651 13.3821 1160pM Fe,Midnight 5.1539025 2.53082 9.98095 High carbon,Dark 12.112365333333333 5.26737 17.4257 High carbon,Light 11.187984615384616 4.35877 19.2693 Low carbon,Dark 6.53597 6.53597 6.53597 Phloroglucinol 10.17115 7.75594 13.9884 Silicon starvation,12h 33.6413 33.6413 33.6413