condition mean min max 12pM Fe,Midday 77.6977 77.6977 77.6977 12pM Fe,Midnight 44.65335 34.5406 54.7661 58pM Fe,Midday 38.1947 38.1947 38.1947 58pM Fe,Midnight 35.24041428571429 0.0 53.6689 233pM Fe,Midnight 16.004466666666666 14.759 17.1252 1160pM Fe,Midday 28.130614285714287 21.8676 31.1724 1160pM Fe,Midnight 20.627775 16.0511 25.0358 High carbon,Dark 52.917186666666666 9.578 111.695 High carbon,Light 30.518493076923075 4.84416 56.7661 Low carbon,Dark 9.8199 9.8199 9.8199 Phloroglucinol 76.6158 44.3596 127.633 Silicon starvation,12h 19.6478 19.6478 19.6478