解放以来,我省的公路建设有了很大的发展,许多公路两旁也已种上了路树,绿树成荫,获得了多方面的经济效益,象海南岛的一些路段采用椰子、橡胶、菠萝密、樟树等树种营造公路林,既得到果、木、胶的收益,又为海岛风光增添了景色。但是,有些地方的公路或路段,由于多种原因而未能及时营造公路林,或多次造林而未见成效。为 Since the liberation, our province has made great progress in highway construction. Many roadside trees have also been planted on both sides of the road. With tree-lined trees and various economic benefits, some sections of Hainan Island use coconut, rubber, Pineapple dense, camphor and other tree species to create highway forest, both fruit, wood, plastic income, but also for the island scenery added scenery. However, some parts of the country’s roads or road sections have not achieved any success due to a variety of reasons, such as the failure to build road forests in time or multiple afforestation. for