condition mean min max 12pM Fe,Midday 13.962 13.962 13.962 12pM Fe,Midnight 36.92065 29.9617 43.8796 58pM Fe,Midday 6.66734 6.66734 6.66734 58pM Fe,Midnight 53.00561428571429 0.0 87.8271 233pM Fe,Midnight 47.04573333333333 44.0618 48.9074 1160pM Fe,Midday 23.581542857142857 18.2178 31.0619 1160pM Fe,Midnight 38.249725 32.0271 48.6838 High carbon,Dark 25.260446666666667 2.1075 70.8092 High carbon,Light 45.04829230769231 11.7423 94.9409 Low carbon,Dark 13.6846 13.6846 13.6846 Phloroglucinol 9.115296666666667 4.98263 16.2529 Silicon starvation,12h 37.9543 37.9543 37.9543