condition mean min max 12pM Fe,Midday 27.5925 27.5925 27.5925 12pM Fe,Midnight 26.44735 24.0102 28.8845 58pM Fe,Midday 28.8995 28.8995 28.8995 58pM Fe,Midnight 19.087214285714285 0.0 26.1399 233pM Fe,Midnight 15.014133333333334 13.9055 16.0573 1160pM Fe,Midday 24.502357142857143 20.4859 30.1709 1160pM Fe,Midnight 17.56661666666667 10.1186 24.9008 High carbon,Dark 13.495682666666667 2.67749 33.2644 High carbon,Light 11.023429461538463 0.663023 25.8067 Low carbon,Dark 11.8955 11.8955 11.8955 Phloroglucinol 246.11733333333333 196.812 313.693 Silicon starvation,12h 14.7381 14.7381 14.7381