condition mean min max 12pM Fe,Midday 16.8283 16.8283 16.8283 12pM Fe,Midnight 10.589400000000001 10.1012 11.0776 58pM Fe,Midday 11.1678 11.1678 11.1678 58pM Fe,Midnight 11.628085714285714 6.35961 31.8203 233pM Fe,Midnight 7.40167 6.74458 7.93481 1160pM Fe,Midday 9.888095714285715 8.06591 10.7698 1160pM Fe,Midnight 2.59982875 0.554685 6.36944 High carbon,Dark 8.814188 4.26693 16.9114 High carbon,Light 6.49331 1.75793 10.4939 Low carbon,Dark 4.0727 4.0727 4.0727 Phloroglucinol 5.4516 3.96139 8.35489 Silicon starvation,12h 11.4591 11.4591 11.4591