condition mean min max 12pM Fe,Midday 27.166 27.166 27.166 12pM Fe,Midnight 6.76363 6.4117 7.11556 58pM Fe,Midday 19.2643 19.2643 19.2643 58pM Fe,Midnight 13.274022857142857 3.29529 68.4904 233pM Fe,Midnight 9.5086 8.53947 11.1073 1160pM Fe,Midday 16.716771428571427 12.4335 21.8324 1160pM Fe,Midnight 2.8548770833333332 0.154896 7.56219 High carbon,Dark 11.138144666666667 2.48221 26.7953 High carbon,Light 8.950873846153845 1.04394 13.5567 Low carbon,Dark 6.88767 6.88767 6.88767 Phloroglucinol 2.9624200000000003 2.31435 3.67539 Silicon starvation,12h 25.2129 25.2129 25.2129