condition mean min max 12pM Fe,Midday 37.5561 37.5561 37.5561 12pM Fe,Midnight 27.354750000000003 24.565 30.1445 58pM Fe,Midday 35.6847 35.6847 35.6847 58pM Fe,Midnight 27.233071428571428 0.0 34.8801 233pM Fe,Midnight 59.305299999999995 59.0503 59.5303 1160pM Fe,Midday 19.209314285714285 16.266 23.2482 1160pM Fe,Midnight 50.01323333333333 27.9728 76.2712 High carbon,Dark 115.36930666666667 27.1144 219.433 High carbon,Light 85.38402615384615 1.06074 241.575 Low carbon,Dark 23.346 23.346 23.346 Phloroglucinol 30.4481 13.3857 41.3812 Silicon starvation,12h 80.7404 80.7404 80.7404