condition mean min max 12pM Fe,Midday 2.04346 2.04346 2.04346 12pM Fe,Midnight 112.1095 109.443 114.776 58pM Fe,Midday 1.35611 1.35611 1.35611 58pM Fe,Midnight 164.98802857142857 0.0 273.125 233pM Fe,Midnight 262.89233333333334 253.248 267.832 1160pM Fe,Midday 9.825305714285715 5.49466 16.1553 1160pM Fe,Midnight 618.1198333333333 509.266 747.501 High carbon,Dark 138.81606666666667 12.7676 558.786 High carbon,Light 412.0535384615385 28.3873 1414.47 Low carbon,Dark 19.9233 19.9233 19.9233 Phloroglucinol 169.274 125.995 208.321 Silicon starvation,12h 92.4318 92.4318 92.4318