condition mean min max 12pM Fe,Midday 83.1945 83.1945 83.1945 12pM Fe,Midnight 43.6288 42.8552 44.4024 58pM Fe,Midday 65.1292 65.1292 65.1292 58pM Fe,Midnight 33.62781428571429 0.0 45.1338 233pM Fe,Midnight 35.8761 32.1321 38.7372 1160pM Fe,Midday 57.93881428571429 52.9905 70.062 1160pM Fe,Midnight 29.724975 17.2742 40.1482 High carbon,Dark 39.78554 16.2914 57.7655 High carbon,Light 47.99287384615385 4.88251 85.7226 Low carbon,Dark 42.1146 42.1146 42.1146 Phloroglucinol 67.5861 53.5935 87.2279 Silicon starvation,12h 89.2141 89.2141 89.2141