condition mean min max 12pM Fe,Midday 6.33501 6.33501 6.33501 12pM Fe,Midnight 4.006285 2.88845 5.12412 58pM Fe,Midday 5.35638 5.35638 5.35638 58pM Fe,Midnight 3.2485785714285713 0.0 4.89625 233pM Fe,Midnight 1.64278 1.60448 1.66577 1160pM Fe,Midday 1.202848857142857 0.799985 1.91455 1160pM Fe,Midnight 5.089709166666666 3.23795 8.50559 High carbon,Dark 9.385667 0.669372 31.2013 High carbon,Light 3.2973156153846155 0.381392 8.97623 Low carbon,Dark 2.74511 2.74511 2.74511 Phloroglucinol 10.011926666666668 6.88078 11.8374 Silicon starvation,12h 4.8059 4.8059 4.8059