condition mean min max 12pM Fe,Midday 93.4376 93.4376 93.4376 12pM Fe,Midnight 80.859 77.6274 84.0906 58pM Fe,Midday 77.908 77.908 77.908 58pM Fe,Midnight 73.15308571428571 68.9738 79.0056 233pM Fe,Midnight 93.00736666666667 88.6151 96.8591 1160pM Fe,Midday 58.342085714285716 54.7824 66.1241 1160pM Fe,Midnight 67.23158333333333 60.0704 75.7311 High carbon,Dark 86.08488 69.6161 110.228 High carbon,Light 86.2092076923077 37.3217 124.509 Low carbon,Dark 87.2713 87.2713 87.2713 Phloroglucinol 78.64046666666667 74.4725 81.1949 Silicon starvation,12h 77.2455 77.2455 77.2455