condition mean min max 12pM Fe,Midday 142.957 142.957 142.957 12pM Fe,Midnight 109.21605 72.8001 145.632 58pM Fe,Midday 743.158 743.158 743.158 58pM Fe,Midnight 256.76897142857143 61.5811 525.778 233pM Fe,Midnight 20.009333333333334 18.0841 22.6872 1160pM Fe,Midday 68.2118 54.7892 83.691 1160pM Fe,Midnight 17.089025 10.464 25.5576 High carbon,Dark 21.473542 6.00036 40.0198 High carbon,Light 24.781315384615386 1.82078 50.8228 Low carbon,Dark 17.8692 17.8692 17.8692 Phloroglucinol 28.741533333333333 25.5281 31.8412 Silicon starvation,12h 38.3228 38.3228 38.3228