泡桐在适生环境中合理栽培,堪称国产最佳速生树种。繁殖极易,生长快速,材质优良,用途很广,早就是我国传统出口材种及药用树种之一。近几年来,我省许多地区大力引种栽培,报刊也常见提倡广种泡桐的文章。可是,据了解,我省近些年来引种的泡桐,在多数地区是成林不易,成材更难。之所以这样,原因之一是,与云南省境内地形地势和气候条件不利泡桐速生丰产。省内大部地区的气候条件是年温差小而日温差较大,四季难分; Paulownia in a suitable environment suitable for cultivation, 堪称 domestic-made the best fast-growing tree species. Breeding extremely easy, rapid growth, good quality, wide use, has long been China’s traditional export species and medicinal species. In recent years, many areas in our province vigorously introduce cultivation, newspapers and periodicals are also common to promote a wide range of Paulownia articles. However, it is understood that the introduction of Paulownia in recent years in our province, in most parts of the forest is not easy, timber more difficult. The reason why this is one of the reasons is that with Yunnan topography and climatic conditions disadvantage Paulownia fast-growing. Most parts of the province’s climate conditions are small annual temperature difference between the larger temperature difference between four seasons is hard to divide;