condition mean min max 12pM Fe,Midday 238.555 238.555 238.555 12pM Fe,Midnight 209.9635 202.717 217.21 58pM Fe,Midday 202.025 202.025 202.025 58pM Fe,Midnight 164.66557142857144 0.0 207.849 233pM Fe,Midnight 196.953 194.21 199.574 1160pM Fe,Midday 196.661 180.773 210.945 1160pM Fe,Midnight 147.61575 125.87 175.178 High carbon,Dark 218.04766 47.0589 350.644 High carbon,Light 252.50507692307693 156.715 331.081 Low carbon,Dark 299.466 299.466 299.466 Phloroglucinol 229.02933333333334 171.939 282.867 Silicon starvation,12h 279.616 279.616 279.616