condition mean min max 12pM Fe,Midday 19.3273 19.3273 19.3273 12pM Fe,Midnight 89.56135 81.2607 97.862 58pM Fe,Midday 18.7838 18.7838 18.7838 58pM Fe,Midnight 79.61319999999999 37.4411 113.478 233pM Fe,Midnight 50.42326666666666 44.7913 57.3764 1160pM Fe,Midday 11.624505714285714 7.47476 18.7867 1160pM Fe,Midnight 44.454225 40.8008 50.0663 High carbon,Dark 32.204171333333335 4.01737 61.8052 High carbon,Light 6.684113846153846 1.61498 22.223 Low carbon,Dark 14.9308 14.9308 14.9308 Phloroglucinol 7.291353333333333 3.60563 9.92973 Silicon starvation,12h 28.1225 28.1225 28.1225