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对材质较优的14个泡桐新品系进行了引种育苗区域性试验，试验结果表明：C161、C125、桐杂1号、7610－9等4个品系苗期生长反应良好，且抗晚霜，可以进一步做规模造林试验。
The results showed that the growth of 4 lines of C161, C125, Tongza 1 and 7610-9 were good at seedling stage, and the anti-night cream could further improve the quality of the 14 new Paulownia lines. Make scale afforestation experiment.