condition mean min max 12pM Fe,Midday 24.8738 24.8738 24.8738 12pM Fe,Midnight 11.00665 10.4143 11.599 58pM Fe,Midday 18.5795 18.5795 18.5795 58pM Fe,Midnight 5.451011428571428 0.0 7.9975 233pM Fe,Midnight 7.1900466666666665 5.1135 8.61072 1160pM Fe,Midday 18.85577142857143 15.1105 23.7293 1160pM Fe,Midnight 1.8499778333333334 0.848954 3.88654 High carbon,Dark 10.274463333333333 1.1281 24.2878 High carbon,Light 9.63753976923077 0.598153 22.7018 Low carbon,Dark 5.24923 5.24923 5.24923 Phloroglucinol 4.866146666666666 3.47192 7.4829 Silicon starvation,12h 13.9686 13.9686 13.9686