condition mean min max 12pM Fe,Midday 49.1556 49.1556 49.1556 12pM Fe,Midnight 25.3936 24.2566 26.5306 58pM Fe,Midday 48.6706 48.6706 48.6706 58pM Fe,Midnight 26.93882857142857 21.5447 44.2384 233pM Fe,Midnight 39.27976666666667 37.1828 41.1314 1160pM Fe,Midday 30.185728571428573 25.5591 34.6449 1160pM Fe,Midnight 66.8082 42.0582 87.7749 High carbon,Dark 100.75122 29.1797 219.898 High carbon,Light 94.17334230769231 1.51714 311.071 Low carbon,Dark 25.6817 25.6817 25.6817 Phloroglucinol 36.51343333333333 15.1845 48.5814 Silicon starvation,12h 55.582 55.582 55.582