condition mean min max 12pM Fe,Midday 39.9628 39.9628 39.9628 12pM Fe,Midnight 33.772800000000004 30.3863 37.1593 58pM Fe,Midday 38.273 38.273 38.273 58pM Fe,Midnight 27.641985714285713 0.0 39.2843 233pM Fe,Midnight 63.844033333333336 56.8587 68.8069 1160pM Fe,Midday 21.205642857142855 16.2539 23.7123 1160pM Fe,Midnight 51.79938333333333 13.1104 109.595 High carbon,Dark 101.44429333333333 31.2966 220.659 High carbon,Light 84.99159076923077 0.63686 199.192 Low carbon,Dark 39.7268 39.7268 39.7268 Phloroglucinol 21.746313333333333 8.02544 30.1095 Silicon starvation,12h 106.733 106.733 106.733