condition mean min max 12pM Fe,Midday 191.359 191.359 191.359 12pM Fe,Midnight 112.94555 86.2711 139.62 58pM Fe,Midday 107.046 107.046 107.046 58pM Fe,Midnight 110.94847142857142 41.6963 129.94 233pM Fe,Midnight 86.92936666666667 86.1503 87.7552 1160pM Fe,Midday 96.93258571428572 86.2488 106.975 1160pM Fe,Midnight 318.02568333333335 83.4221 464.575 High carbon,Dark 57.428686666666664 23.5902 76.8123 High carbon,Light 47.797623076923074 5.41566 80.063 Low carbon,Dark 32.2939 32.2939 32.2939 Phloroglucinol 164.178 139.271 196.697 Silicon starvation,12h 23.8 23.8 23.8