Poplars(Populus spp.) with various traits including rapid growth, easy propagation, adaptability, stress resistance and wide use of wood are distributed in a wide range of geographical locations. The processing and utilization of poplar wood are closely associated with the plantation wood properties and lignin content. Fourier transform infrared spectroscopy has great potential and prospects as a non-destructive evaluation and forecasting technique. The evaluation of the physical and chemical properties of ...