condition mean min max 12pM Fe,Midday 188.944 188.944 188.944 12pM Fe,Midnight 130.8451 82.0372 179.653 58pM Fe,Midday 225.474 225.474 225.474 58pM Fe,Midnight 355.3383 96.3661 538.006 233pM Fe,Midnight 390.07666666666665 386.667 393.922 1160pM Fe,Midday 261.38228571428573 226.446 309.862 1160pM Fe,Midnight 213.84023333333334 52.2848 501.751 High carbon,Dark 569.2598666666667 152.525 2510.98 High carbon,Light 737.6273307692308 64.2608 3216.5 Low carbon,Dark 203.51 203.51 203.51 Phloroglucinol 175.96166666666667 139.44 239.513 Silicon starvation,12h 165.497 165.497 165.497