condition mean min max 12pM Fe,Midday 16.1265 16.1265 16.1265 12pM Fe,Midnight 24.8197 24.01 25.6294 58pM Fe,Midday 16.538 16.538 16.538 58pM Fe,Midnight 18.59434285714286 0.0 24.7788 233pM Fe,Midnight 5.8750333333333336 5.40782 6.56198 1160pM Fe,Midday 10.810601428571427 9.27611 12.1712 1160pM Fe,Midnight 9.463455833333333 3.49097 14.0289 High carbon,Dark 51.630266666666664 12.9961 83.6628 High carbon,Light 23.545225384615385 3.30725 62.5239 Low carbon,Dark 24.458 24.458 24.458 Phloroglucinol 4.64029 3.60599 6.1173 Silicon starvation,12h 1.88215 1.88215 1.88215