condition mean min max 12pM Fe,Midday 51.6102 51.6102 51.6102 12pM Fe,Midnight 56.82255 53.2532 60.3919 58pM Fe,Midday 59.2245 59.2245 59.2245 58pM Fe,Midnight 34.59741428571429 0.0 44.0139 233pM Fe,Midnight 24.6969 23.1047 26.4914 1160pM Fe,Midday 33.4681 31.5961 35.4057 1160pM Fe,Midnight 28.020475 19.7069 39.3572 High carbon,Dark 43.80376113333333 0.319527 159.652 High carbon,Light 27.284918384615384 0.0 80.2231 Low carbon,Dark 74.0368 74.0368 74.0368 Phloroglucinol 2.493049666666667 0.892199 4.94467 Silicon starvation,12h 16.6323 16.6323 16.6323