condition mean min max 12pM Fe,Midday 10.6187 10.6187 10.6187 12pM Fe,Midnight 37.51855 30.8651 44.172 58pM Fe,Midday 28.1877 28.1877 28.1877 58pM Fe,Midnight 24.33897142857143 0.0 51.1173 233pM Fe,Midnight 73.8018 69.4364 79.5617 1160pM Fe,Midday 12.067537142857143 7.47142 17.4895 1160pM Fe,Midnight 25.968954166666666 0.0 81.2599 High carbon,Dark 15.603638666666667 0.0 54.7222 High carbon,Light 4.186635384615385 0.0 18.1507 Low carbon,Dark 8.62748 8.62748 8.62748 Phloroglucinol 14.9337 11.1889 18.0863 Silicon starvation,12h 7.04865 7.04865 7.04865