condition mean min max 12pM Fe,Midday 11.8361 11.8361 11.8361 12pM Fe,Midnight 11.02266 8.09502 13.9503 58pM Fe,Midday 13.266 13.266 13.266 58pM Fe,Midnight 9.372081428571429 0.0 12.4834 233pM Fe,Midnight 16.431533333333334 14.2509 20.0549 1160pM Fe,Midday 3.046772857142857 1.92171 4.34361 1160pM Fe,Midnight 30.771365 6.97821 60.0681 High carbon,Dark 37.32063733333333 6.0996 88.1786 High carbon,Light 24.460856923076925 0.0 79.9006 Low carbon,Dark 34.6198 34.6198 34.6198 Phloroglucinol 9.969479999999999 2.49434 15.0527 Silicon starvation,12h 24.2438 24.2438 24.2438