condition mean min max 12pM Fe,Midday 35.1219 35.1219 35.1219 12pM Fe,Midnight 34.45655 33.537 35.3761 58pM Fe,Midday 34.1853 34.1853 34.1853 58pM Fe,Midnight 26.668585714285715 0.0 34.7953 233pM Fe,Midnight 26.211100000000002 24.8667 27.8382 1160pM Fe,Midday 28.2792 25.7562 34.2144 1160pM Fe,Midnight 20.605316666666667 12.7249 24.6074 High carbon,Dark 33.87093333333333 15.6102 50.0548 High carbon,Light 32.29687538461538 9.02258 54.2698 Low carbon,Dark 45.6575 45.6575 45.6575 Phloroglucinol 48.039433333333335 36.9407 56.5585 Silicon starvation,12h 50.1399 50.1399 50.1399