condition mean min max 12pM Fe,Midday 54.5171 54.5171 54.5171 12pM Fe,Midnight 45.817949999999996 45.304 46.3319 58pM Fe,Midday 45.4728 45.4728 45.4728 58pM Fe,Midnight 39.10518571428571 29.1539 69.4626 233pM Fe,Midnight 17.8547 15.5045 20.4145 1160pM Fe,Midday 24.305885714285715 18.6665 27.0443 1160pM Fe,Midnight 16.671883333333334 8.24837 24.2247 High carbon,Dark 21.56929 5.94233 38.4238 High carbon,Light 16.189337846153848 0.460142 30.6576 Low carbon,Dark 14.2884 14.2884 14.2884 Phloroglucinol 91.40783333333333 85.2208 102.774 Silicon starvation,12h 33.5756 33.5756 33.5756