condition mean min max 12pM Fe,Midday 16.1375 16.1375 16.1375 12pM Fe,Midnight 25.59225 22.7176 28.4669 58pM Fe,Midday 16.0206 16.0206 16.0206 58pM Fe,Midnight 21.263157142857143 0.0 29.4218 233pM Fe,Midnight 33.60606666666666 29.7815 36.8424 1160pM Fe,Midday 12.794614285714285 10.5442 16.1088 1160pM Fe,Midnight 14.7151 10.6707 20.1257 High carbon,Dark 29.550786666666667 13.7451 44.4145 High carbon,Light 21.004262307692308 6.02461 32.5469 Low carbon,Dark 27.502 27.502 27.502 Phloroglucinol 15.5877 11.4466 19.3611 Silicon starvation,12h 73.7897 73.7897 73.7897