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西双版纳地处热带北缘北回归线附近,是我国热带森林生态系统保存比较完整、生物资源极其丰富的地区。区内拥有大量的珍贵稀有物种,是我国为数不多的热带宝地。一九五七年经国务院批准,在西双版纳建立了具有不同植被类型和不同区系成份的勐养、大勐笼、勐仑及勐腊四个自然保护区。但是,“文革”的动乱中,保护区遭受了严重的破坏,面积变动很大。三中全会以后,国家对保护区很重视,重新规划了保护区的面
Located in the vicinity of the Tropic of Cancer in the northern margin of the tropical Xishuangbanna, Xishuangbanna is a region where the conservation of tropical forest ecosystems in China is relatively complete and its biological resources are extremely rich. The area has a large number of precious rare species, is one of the few tropical treasure. In 1957, with the approval of the State Council, four natural reserves of Mengyang, Dalangcang, Menglun and Mengla with different vegetation types and different floristic components were established in Xishuangbanna. However, during the turmoil of the “Cultural Revolution”, the protected areas suffered serious damage and their area was greatly changed. Since the Third Plenary Session, the state has attached great importance to protected areas and has resurfaced the area