condition mean min max 12pM Fe,Midday 574.327 574.327 574.327 12pM Fe,Midnight 1125.91 1048.64 1203.18 58pM Fe,Midday 977.856 977.856 977.856 58pM Fe,Midnight 1499.0414285714285 1417.4 1581.73 233pM Fe,Midnight 2417.6233333333334 2409.69 2424.04 1160pM Fe,Midday 844.774 732.006 925.457 1160pM Fe,Midnight 1861.1358333333333 1332.71 2657.15 High carbon,Dark 2143.0151333333333 961.207 2586.16 High carbon,Light 2048.446 855.105 3636.25 Low carbon,Dark 2432.54 2432.54 2432.54 Phloroglucinol 1059.9513333333334 886.124 1197.18 Silicon starvation,12h 1115.99 1115.99 1115.99