condition mean min max 12pM Fe,Midday 18.7103 18.7103 18.7103 12pM Fe,Midnight 40.7402 34.8993 46.5811 58pM Fe,Midday 7.02364 7.02364 7.02364 58pM Fe,Midnight 56.8483 25.8544 201.553 233pM Fe,Midnight 19.006533333333334 16.1549 20.4796 1160pM Fe,Midday 8.866171428571429 6.44381 10.782 1160pM Fe,Midnight 13.474896666666666 5.01409 25.0745 High carbon,Dark 25.57553933333333 3.59449 40.5701 High carbon,Light 11.429134615384616 2.47838 32.7622 Low carbon,Dark 11.0558 11.0558 11.0558 Phloroglucinol 2.7511283333333334 0.358455 5.40795 Silicon starvation,12h 27.4204 27.4204 27.4204