condition mean min max 12pM Fe,Midday 23.9892 23.9892 23.9892 12pM Fe,Midnight 18.8667 17.9985 19.7349 58pM Fe,Midday 12.6727 12.6727 12.6727 58pM Fe,Midnight 28.547257142857145 0.0 54.0567 233pM Fe,Midnight 19.309733333333334 16.7764 21.3075 1160pM Fe,Midday 5.1976385714285716 3.15078 11.5586 1160pM Fe,Midnight 19.870908333333333 10.9779 36.0616 High carbon,Dark 15.926204 3.7511 32.8744 High carbon,Light 5.2541030769230765 1.02276 17.1223 Low carbon,Dark 5.23633 5.23633 5.23633 Phloroglucinol 2.0835096666666666 0.448724 5.12271 Silicon starvation,12h 8.75988 8.75988 8.75988