condition mean min max 12pM Fe,Midday 78.1881 78.1881 78.1881 12pM Fe,Midnight 98.9636 87.3422 110.585 58pM Fe,Midday 73.7967 73.7967 73.7967 58pM Fe,Midnight 162.87958571428572 99.0654 494.13 233pM Fe,Midnight 94.86086666666667 91.533 101.498 1160pM Fe,Midday 43.28301428571429 39.9374 47.2758 1160pM Fe,Midnight 70.4021 54.6717 94.7046 High carbon,Dark 96.60197333333333 30.2923 131.685 High carbon,Light 69.48685384615385 38.0229 144.628 Low carbon,Dark 100.513 100.513 100.513 Phloroglucinol 76.83803333333333 67.0683 88.3091 Silicon starvation,12h 96.8819 96.8819 96.8819