condition mean min max 12pM Fe,Midday 17.944 17.944 17.944 12pM Fe,Midnight 10.822099999999999 10.3832 11.261 58pM Fe,Midday 12.9055 12.9055 12.9055 58pM Fe,Midnight 6.344048571428571 0.0 8.24297 233pM Fe,Midnight 4.123953333333334 3.74995 4.49322 1160pM Fe,Midday 9.876474285714286 9.20879 10.71 1160pM Fe,Midnight 3.8381291666666666 2.81177 5.13524 High carbon,Dark 4.173606 1.9921 6.8652 High carbon,Light 3.2980356153846153 0.478951 8.01392 Low carbon,Dark 2.51366 2.51366 2.51366 Phloroglucinol 15.3832 10.1151 19.7743 Silicon starvation,12h 5.18024 5.18024 5.18024