condition mean min max 12pM Fe,Midday 117.585 117.585 117.585 12pM Fe,Midnight 89.12545 85.4459 92.805 58pM Fe,Midday 141.823 141.823 141.823 58pM Fe,Midnight 59.5329 0.0 79.7489 233pM Fe,Midnight 46.12456666666667 39.4475 51.8509 1160pM Fe,Midday 81.04675714285715 75.6802 86.6489 1160pM Fe,Midnight 94.56805 81.2442 104.963 High carbon,Dark 81.74754666666666 31.1638 195.794 High carbon,Light 113.28705384615385 36.9757 256.944 Low carbon,Dark 42.65 42.65 42.65 Phloroglucinol 443.703 359.546 531.663 Silicon starvation,12h 94.5793 94.5793 94.5793