condition mean min max 12pM Fe,Midday 15.3851 15.3851 15.3851 12pM Fe,Midnight 10.20235 9.6585 10.7462 58pM Fe,Midday 11.1752 11.1752 11.1752 58pM Fe,Midnight 7.601465714285714 0.0 12.3174 233pM Fe,Midnight 5.5107 4.55507 6.54282 1160pM Fe,Midday 8.26644 6.17449 9.75113 1160pM Fe,Midnight 3.442215 1.74656 5.82681 High carbon,Dark 7.155126666666667 2.40571 13.272 High carbon,Light 7.516481538461538 1.9678 12.0451 Low carbon,Dark 4.10452 4.10452 4.10452 Phloroglucinol 6.956853333333333 4.64562 10.3254 Silicon starvation,12h 20.251 20.251 20.251