Pinus Sylvestnis Var (Russian name: Сосна ):
On-site Identifying Kernel: flaky and uncovered shuck on the middle and upside of the trunk is verdant, the downside chocolate brown, with regular resin canal; from springwood to autumn wood there is a slight change that turns to a surging one.
Lumber Nature: texture straight; composition medium or slightly rough, with slightly strong mechanical intensity and turpentine; durability good; easy to be dried and processed; not wear-resistant and break-resistant because it is fragile.
Main Use: architecture, sleeper, vehicle, shipbuilding, bridge, packing chest, etc.