condition mean min max 12pM Fe,Midday 74.9141 74.9141 74.9141 12pM Fe,Midnight 84.625 77.9077 91.3423 58pM Fe,Midday 70.3626 70.3626 70.3626 58pM Fe,Midnight 65.00562857142857 0.0 85.5135 233pM Fe,Midnight 70.39303333333334 69.0875 71.3455 1160pM Fe,Midday 64.95962857142857 59.4392 70.785 1160pM Fe,Midnight 62.01351666666667 42.1495 75.8838 High carbon,Dark 82.54481333333334 47.2016 111.463 High carbon,Light 86.33819230769231 36.5115 143.154 Low carbon,Dark 94.7918 94.7918 94.7918 Phloroglucinol 114.89 102.1 123.13 Silicon starvation,12h 111.101 111.101 111.101