condition mean min max 12pM Fe,Midday 39.3659 39.3659 39.3659 12pM Fe,Midnight 25.6008 25.3871 25.8145 58pM Fe,Midday 31.6662 31.6662 31.6662 58pM Fe,Midnight 17.238514285714285 0.0 23.6497 233pM Fe,Midnight 12.171633333333332 12.1394 12.1977 1160pM Fe,Midday 22.443671428571427 20.8943 25.1826 1160pM Fe,Midnight 8.103908333333333 6.87947 9.5066 High carbon,Dark 16.093984666666667 6.12946 24.9117 High carbon,Light 11.992975384615384 2.33097 20.6575 Low carbon,Dark 16.456 16.456 16.456 Phloroglucinol 19.957166666666666 13.5505 28.2207 Silicon starvation,12h 20.7517 20.7517 20.7517