condition mean min max 12pM Fe,Midday 29.2482 29.2482 29.2482 12pM Fe,Midnight 41.545500000000004 34.1441 48.9469 58pM Fe,Midday 36.5892 36.5892 36.5892 58pM Fe,Midnight 29.366357142857144 0.0 38.4204 233pM Fe,Midnight 32.306066666666666 30.3581 33.6328 1160pM Fe,Midday 14.598957142857143 12.827 17.5629 1160pM Fe,Midnight 23.60171666666667 10.3638 41.5617 High carbon,Dark 36.05498 1.5985 50.8073 High carbon,Light 21.64836307692308 6.60238 41.5626 Low carbon,Dark 28.9534 28.9534 28.9534 Phloroglucinol 15.804833333333333 14.6655 16.9493 Silicon starvation,12h 27.353 27.353 27.353