国☆树☆种☆种■吴达生世界上已有３０多个国家选定了国树。所选定的国树，有的经济价值高；有的观赏价值好；有的与国人生活相关；有的有象征意义。各国所选定的国树深受国人的爱戴和保护。可见选国树是爱树护树的有效措施之一。加拿大———枫树。枫树遍布全国各地，国... Country ☆ Tree ☆ species ☆ species ■ Wu Dasheng The world has more than 30 countries selected country tree. Selected national tree, and some high economic value; some ornamental value; some related to people’s lives; some have symbolic significance. The national tree selected by each country is deeply loved and protected by the people. This shows that the election of a tree is one of the effective measures for loving a tree. Canada --- Maple. Maples all over the country, the country ...