condition mean min max 12pM Fe,Midday 31.1196 31.1196 31.1196 12pM Fe,Midnight 79.1345 78.4728 79.7962 58pM Fe,Midday 12.612 12.612 12.612 58pM Fe,Midnight 64.33414285714287 39.2405 168.895 233pM Fe,Midnight 50.832566666666665 47.4174 57.5493 1160pM Fe,Midday 4.15377 3.33902 4.92759 1160pM Fe,Midnight 12.038405833333334 6.59092 20.7592 High carbon,Dark 24.769584666666667 3.39964 72.2062 High carbon,Light 6.279652307692308 2.33267 12.2143 Low carbon,Dark 10.0364 10.0364 10.0364 Phloroglucinol 68.1949 56.566 76.2295 Silicon starvation,12h 5.40644 5.40644 5.40644