condition mean min max 12pM Fe,Midday 88.4659 88.4659 88.4659 12pM Fe,Midnight 132.4115 111.848 152.975 58pM Fe,Midday 68.6907 68.6907 68.6907 58pM Fe,Midnight 79.72177142857143 40.2166 229.97 233pM Fe,Midnight 149.38233333333332 145.037 157.902 1160pM Fe,Midday 27.475528571428573 24.1045 29.499 1160pM Fe,Midnight 77.5047 38.487 141.237 High carbon,Dark 154.17280666666667 15.6362 334.109 High carbon,Light 35.801506076923076 0.907489 77.4454 Low carbon,Dark 101.442 101.442 101.442 Phloroglucinol 191.12133333333333 165.029 240.206 Silicon starvation,12h 80.3325 80.3325 80.3325