云南植胶垦区地处云南高原南部,以山地为主要植胶基地。北部地势较高可达3,000米以上,东部河口最低仅78米。大致以元江河谷为界,可分为东、西两部份:西部是横断山系南端,东部为滇东南岩溶山原的南部。 区内山间盆地可分为低、中、高三种类型。低盆地是发展橡胶等热带作物的主要基地,以处于澜沧江、大盈江、藤条 Yunnan planting plastic reclamation area is located in the southern Yunnan Plateau, mountainous area as the main plastic base. The northern topography of up to 3,000 meters above the eastern mouth of the lowest only 78 meters. Generally speaking, it can be divided into East and West by Yuanjiang River valley: the southern part of Hengduan Mountains in the west and the south of karst mountains in southeast Yunnan. The mountain basin can be divided into low, medium and high types. Low Basin is the development of rubber and other tropical crops, the main base to the Lancang River, Daying River, rattan