condition mean min max 12pM Fe,Midday 6.08885 6.08885 6.08885 12pM Fe,Midnight 17.4215 16.5772 18.2658 58pM Fe,Midday 6.21657 6.21657 6.21657 58pM Fe,Midnight 25.33752857142857 13.3377 83.2501 233pM Fe,Midnight 22.253966666666667 21.7308 22.9371 1160pM Fe,Midday 1.71316 0.76045 2.87865 1160pM Fe,Midnight 8.352419166666667 3.9538 15.9557 High carbon,Dark 21.909058666666667 1.48468 32.9042 High carbon,Light 8.411919000000001 0.0 23.4901 Low carbon,Dark 12.558 12.558 12.558 Phloroglucinol 4.00078 3.08169 4.62699 Silicon starvation,12h 27.8482 27.8482 27.8482