condition mean min max 12pM Fe,Midday 19.1173 19.1173 19.1173 12pM Fe,Midnight 18.003500000000003 16.0623 19.9447 58pM Fe,Midday 32.2071 32.2071 32.2071 58pM Fe,Midnight 18.0266 0.0 23.2635 233pM Fe,Midnight 32.44583333333333 31.5351 33.8521 1160pM Fe,Midday 8.061704285714285 6.47226 10.7448 1160pM Fe,Midnight 63.48871666666667 20.3107 125.74 High carbon,Dark 68.33686 18.9864 167.468 High carbon,Light 53.63789207692307 0.0 187.831 Low carbon,Dark 22.2895 22.2895 22.2895 Phloroglucinol 20.792886666666668 7.23816 27.5946 Silicon starvation,12h 54.14 54.14 54.14