云南是我国橡胶树季风性落叶病主要垦区,自1965年在西双版纳发现季风性落叶病以来,随着大面积胶园郁闭成林,发病范围逐年扩大。七十年代以前病区主要在西双版纳,到八十年代遍及哀牢山以西的主要植胶区,而东部垦区(哀牢山以东)由于气候类型的差异,直至八十年代末还未发现季风性落叶病。 Yunnan is China’s rubber tree monsoon deciduous disease reclamation area, since 1965 in Xishuangbanna since the discovery of monsoon deciduous disease, with a large area of ​​plastic canyon closed forest, the scope of the disease expanded year by year. Before the seventies, the ward was mainly located in Xishuangbanna until the 1980s, covering the major rubber planting areas to the west of Ailao Mountains. However, the east reclamation area (east of Ailao Mountains) did not find any monsoons until the late 1980s due to the difference in climatic types Sexual deciduous disease.