condition mean min max 12pM Fe,Midday 23.7436 23.7436 23.7436 12pM Fe,Midnight 16.801299999999998 16.4616 17.141 58pM Fe,Midday 28.9853 28.9853 28.9853 58pM Fe,Midnight 11.741771428571429 0.0 16.5099 233pM Fe,Midnight 13.411999999999999 11.1363 15.4714 1160pM Fe,Midday 19.420057142857143 15.4771 22.1764 1160pM Fe,Midnight 8.028460833333334 5.68867 9.7212 High carbon,Dark 10.715850666666666 3.83874 18.7165 High carbon,Light 10.314763076923077 1.29428 20.5888 Low carbon,Dark 12.8608 12.8608 12.8608 Phloroglucinol 20.9847 19.2868 24.0457 Silicon starvation,12h 39.1522 39.1522 39.1522