摘要
通过对澜沧江源头地区的水文、气候、地貌及河流特征等实地考察后确认，澜沧江正源应为扎阿曲，发源于青海省玉树藏族自治州杂多县阿青乡拉赛贡玛山南面的冰川末端。
By field survey it is decided that the source of Mekong River is the Zayaqu river whichstarts from the end of a small glacial on the Lasagongma Mountain in Zadou County,Qinghaiprovince. The altitude of the source is 5,167m and the location is 94°41'35″E and 33°44'13″N.Mekong River is the-7th biggest river in Asia and the 12th biggest river in world. Fromthe source to its first bigger tributary joint, Ganasongdou(94°36'40″E and 33°12'33″N),Za-yaqu river has a length of 93. 9km, an area of 2 560km￣2 and a discharge of 54. 9m￣3/s whichwas measured on Sept.4, 1994. From Ganasongdou to Changdou in Tibet Autonomous Re-gion,the river is called Zaqu River which has a length of 518km, Down from Changdou to theoutlet of the river inside China, the river is called Lancang jiang River,Lancang jiang Riverhas an area of 164, 766km￣2,a length of 2 354km and a mean annual discharge of 2, 180m￣3/s。 In the paper the physical geography and the natural resources in the source area were al-so discussed.
出处
《地理研究》
CSSCI
CSCD
北大核心
1995年第1期44-49,共6页
Geographical Research
