condition mean min max 12pM Fe,Midday 83.4917 83.4917 83.4917 12pM Fe,Midnight 15.53585 10.4515 20.6202 58pM Fe,Midday 67.0368 67.0368 67.0368 58pM Fe,Midnight 3.59665 0.0 6.69868 233pM Fe,Midnight 3.464323333333333 3.11496 3.85156 1160pM Fe,Midday 47.32012857142857 34.1241 51.4544 1160pM Fe,Midnight 1.13312025 0.0 2.99409 High carbon,Dark 14.526932666666667 1.38293 49.927 High carbon,Light 16.433553076923076 0.0 52.3784 Low carbon,Dark 13.1902 13.1902 13.1902 Phloroglucinol 46.545966666666665 26.6435 57.4282 Silicon starvation,12h 27.2709 27.2709 27.2709