condition mean min max 12pM Fe,Midday 28.3035 28.3035 28.3035 12pM Fe,Midnight 28.27285 24.8698 31.6759 58pM Fe,Midday 25.446 25.446 25.446 58pM Fe,Midnight 30.81152857142857 16.1207 107.61 233pM Fe,Midnight 27.9781 27.4296 28.6166 1160pM Fe,Midday 20.807871428571428 17.7345 23.2766 1160pM Fe,Midnight 13.284858333333332 10.615 16.1307 High carbon,Dark 23.244090666666665 5.02132 40.8685 High carbon,Light 21.991953846153848 3.3631 39.9162 Low carbon,Dark 31.2353 31.2353 31.2353 Phloroglucinol 10.32021 8.51642 12.5805 Silicon starvation,12h 39.7859 39.7859 39.7859