condition mean min max 12pM Fe,Midday 13.9936 13.9936 13.9936 12pM Fe,Midnight 14.44275 12.8407 16.0448 58pM Fe,Midday 14.9315 14.9315 14.9315 58pM Fe,Midnight 11.604901428571429 0.0 15.6787 233pM Fe,Midnight 21.6858 18.7633 24.8628 1160pM Fe,Midday 7.5462042857142855 4.60964 11.6517 1160pM Fe,Midnight 13.743731666666667 6.17498 18.2597 High carbon,Dark 23.697803333333333 7.17555 50.0656 High carbon,Light 21.33393076923077 0.0 37.6892 Low carbon,Dark 20.0639 20.0639 20.0639 Phloroglucinol 19.762233333333334 14.8318 23.9851 Silicon starvation,12h 35.1262 35.1262 35.1262