condition mean min max 12pM Fe,Midday 42.4356 42.4356 42.4356 12pM Fe,Midnight 28.408050000000003 26.7635 30.0526 58pM Fe,Midday 34.1575 34.1575 34.1575 58pM Fe,Midnight 19.815428571428573 0.0 25.8152 233pM Fe,Midnight 20.5321 18.5485 23.8701 1160pM Fe,Midday 29.528257142857143 27.3425 32.6471 1160pM Fe,Midnight 15.873758333333333 12.2628 22.2338 High carbon,Dark 26.654366666666668 14.8192 38.5658 High carbon,Light 23.97672076923077 9.99297 41.1648 Low carbon,Dark 20.9093 20.9093 20.9093 Phloroglucinol 10.530493333333334 8.74938 11.9376 Silicon starvation,12h 46.2641 46.2641 46.2641