condition mean min max 12pM Fe,Midday 22.5245 22.5245 22.5245 12pM Fe,Midnight 22.514249999999997 19.0325 25.996 58pM Fe,Midday 14.948 14.948 14.948 58pM Fe,Midnight 16.82732857142857 0.0 24.0781 233pM Fe,Midnight 30.794733333333333 25.4249 36.6525 1160pM Fe,Midday 17.597714285714286 12.3883 22.2594 1160pM Fe,Midnight 20.855261666666667 3.17576 33.8043 High carbon,Dark 10.74364 0.0 20.0812 High carbon,Light 7.199342307692308 0.0 12.3074 Low carbon,Dark 11.438 11.438 11.438 Phloroglucinol 25.88093333333333 22.2507 30.6919 Silicon starvation,12h 28.0344 28.0344 28.0344