condition mean min max 12pM Fe,Midday 16.6891 16.6891 16.6891 12pM Fe,Midnight 43.6513 39.7738 47.5288 58pM Fe,Midday 11.1323 11.1323 11.1323 58pM Fe,Midnight 75.91245714285715 58.2864 99.6461 233pM Fe,Midnight 85.2351 83.8873 86.8255 1160pM Fe,Midday 15.585814285714285 12.427 30.2789 1160pM Fe,Midnight 100.12129999999999 62.6483 165.236 High carbon,Dark 40.42316 14.0005 82.2959 High carbon,Light 19.550115384615385 10.533 36.3235 Low carbon,Dark 12.0993 12.0993 12.0993 Phloroglucinol 26.66336666666667 20.9157 38.1343 Silicon starvation,12h 23.812 23.812 23.812