泡桐丛枝病是由类菌质体侵染泡桐植株而引起枝上腋芽、不定芽大量萌发成丛状的一种常见病害。目前认为只有用盐酸四环素、土霉素才能防治,但常山县芳村区林技站利用生石灰水防治泡桐丛枝病也收到了效果。在一九八一年,他们选择芳村公社芳村大队两株历年发生丛枝病的泡桐作试验,一是 Paulownia witches broom disease is a common disease caused by the invasion of paulownia plants by the mycoplasma and inducing axillary buds in adventitious buds. At present, only tetracycline hydrochloride, oxytetracycline can control, but Changfang Fangcun forestry station using lime water control Paulownia witches broom disease also received the effect. In 1981, they chose two paulownia trees that had been witnessed by the ancient twig disease over the years in Fangcun commune Fangcun Brigade. First,