condition mean min max 12pM Fe,Midday 32.0519 32.0519 32.0519 12pM Fe,Midnight 27.5463 26.7538 28.3388 58pM Fe,Midday 25.0024 25.0024 25.0024 58pM Fe,Midnight 57.92485714285714 14.6679 299.842 233pM Fe,Midnight 13.572066666666666 12.2836 14.5767 1160pM Fe,Midday 18.13177142857143 15.9199 21.5431 1160pM Fe,Midnight 13.406274166666666 6.06254 19.6641 High carbon,Dark 11.989626666666666 4.7865 22.0165 High carbon,Light 10.574105384615384 1.73797 23.789 Low carbon,Dark 10.2796 10.2796 10.2796 Phloroglucinol 10.33446 8.58878 11.3495 Silicon starvation,12h 33.1137 33.1137 33.1137