泡桐原产于中国,栽培历史已逾千年。六十年代以后,随着我国造林绿化的发展,泡桐作为重要的速生用材树种,不仅提供了大量木材供应国内市场和出口创汇,而且成为中原地区农田防护林、城市绿化的优良树种。由于泡桐的大发展,由植原体引起的泡桐丛枝病问题也越来越突出。据1990年对河南、山东、陕 Paulownia native to China, cultivation history has more than a thousand years. Since the 1960s, with the development of afforestation in our country, Paulownia, as an important species of fast-growing timber, not only provided a large amount of lumber supply to the domestic market and foreign exchange earnings, but also became an excellent tree species for farmland shelterbelts and urban greening in the Central Plains. Due to the great development of Paulownia, Paulownia caused by phytoplasma branchage disease is also more and more prominent. According to 1990 on Henan, Shandong, Shaanxi