condition mean min max 12pM Fe,Midday 32.4762 32.4762 32.4762 12pM Fe,Midnight 20.88425 20.1715 21.597 58pM Fe,Midday 110.156 110.156 110.156 58pM Fe,Midnight 33.116485714285716 15.3676 64.0504 233pM Fe,Midnight 9.48313 9.14949 9.99747 1160pM Fe,Midday 16.25895714285714 13.7104 18.5026 1160pM Fe,Midnight 4.899295833333333 2.97966 7.64183 High carbon,Dark 7.257452 1.75077 19.3652 High carbon,Light 4.7368936153846155 0.390187 10.8402 Low carbon,Dark 8.07745 8.07745 8.07745 Phloroglucinol 6.474663333333334 5.46832 7.3329 Silicon starvation,12h 15.2097 15.2097 15.2097