condition mean min max 12pM Fe,Midday 31.9315 31.9315 31.9315 12pM Fe,Midnight 32.1292 29.8025 34.4559 58pM Fe,Midday 22.0937 22.0937 22.0937 58pM Fe,Midnight 19.056414285714286 0.0 26.1312 233pM Fe,Midnight 25.483533333333334 22.4731 27.3632 1160pM Fe,Midday 17.33674285714286 14.7264 20.4462 1160pM Fe,Midnight 18.611825 15.1666 22.9363 High carbon,Dark 35.95260666666667 18.0261 160.58 High carbon,Light 20.973019230769232 1.01037 44.339 Low carbon,Dark 15.9954 15.9954 15.9954 Phloroglucinol 16.5774 11.5842 21.755 Silicon starvation,12h 27.457 27.457 27.457