25 clones(6 trees from each clone) were sampled (aged 15 years) from clone test stand of Populus tomentosa. The fiber forms (fiber length, fiber width, ratio of fiber length and fiber width, fiber wall thinckness, fib...
This study uses two different mathematical models and gets two dimensional graphs of longitudinal and tangential section wood density at the same time by the radial wood density data measured by X_ray. The graph is di...