condition mean min max 12pM Fe,Midday 57.77 57.77 57.77 12pM Fe,Midnight 52.447599999999994 50.733 54.1622 58pM Fe,Midday 42.172 42.172 42.172 58pM Fe,Midnight 48.10064285714286 39.7615 57.0457 233pM Fe,Midnight 32.12323333333333 30.1413 34.6482 1160pM Fe,Midday 30.754185714285715 26.4455 33.8336 1160pM Fe,Midnight 28.949516666666668 24.419 32.8194 High carbon,Dark 46.552800000000005 24.6575 67.2433 High carbon,Light 28.933407692307693 10.1299 45.6591 Low carbon,Dark 28.423 28.423 28.423 Phloroglucinol 25.761066666666665 21.8207 33.3456 Silicon starvation,12h 66.0126 66.0126 66.0126