condition mean min max 12pM Fe,Midday 132.856 132.856 132.856 12pM Fe,Midnight 32.4392 31.5282 33.3502 58pM Fe,Midday 67.3928 67.3928 67.3928 58pM Fe,Midnight 8.01137142857143 0.0 13.5473 233pM Fe,Midnight 13.1302 12.4246 13.6709 1160pM Fe,Midday 39.870757142857144 37.3505 43.3816 1160pM Fe,Midnight 1.8570179166666667 0.960853 2.88122 High carbon,Dark 27.116162 2.04882 65.515 High carbon,Light 16.884593923076924 0.258571 69.2572 Low carbon,Dark 11.7869 11.7869 11.7869 Phloroglucinol 107.80316666666667 47.8455 156.451 Silicon starvation,12h 14.5535 14.5535 14.5535