condition mean min max 12pM Fe,Midday 56.633 56.633 56.633 12pM Fe,Midnight 40.9433 40.491 41.3956 58pM Fe,Midday 33.8253 33.8253 33.8253 58pM Fe,Midnight 24.6862 0.0 35.8355 233pM Fe,Midnight 11.649183333333333 9.69905 14.0426 1160pM Fe,Midday 26.570014285714286 19.3153 32.8467 1160pM Fe,Midnight 14.466741666666667 11.1787 17.8879 High carbon,Dark 16.821644 6.33183 43.4729 High carbon,Light 12.806892307692308 1.91786 24.2962 Low carbon,Dark 6.90199 6.90199 6.90199 Phloroglucinol 22.922333333333334 15.9695 30.8673 Silicon starvation,12h 18.9307 18.9307 18.9307