一、甘孜州南部地区的水分和热量等生态因素的分布川西甘孜州南部诸县,位青藏高原东南部的横断山区中南段,属金沙江、雅著江上中游。根据四川省农业区划,除将北部理塘县及巴塘县义敦区划入川西高原牧业区外,其余康定、九龙雅江、乡城、巴塘、稻城、得荣等县均并居川西高山深谷林农牧区。地势西、北部较高,为丘状高原,中部系大渡河及雅砻江深 I. Distribution of Ecological Factors such as Moisture and Heat in the Southern Ganzi Prefecture Region The counties in the southern part of Ganzi Prefecture in Sichuan Province are located in the middle and southern part of the Hengduan Mountains in the southeast of the Qinghai-Tibet Plateau. According to the division of agriculture in Sichuan Province, except Litang County in the north and Yadun District in Batang County are zoned into the western Sichuan plateau pastoral areas, the rest of Kangding, Jiulong Yajiang, Xiangcheng, Batang, Daocheng and Deerong count the western Sichuan mountains Deep Gu Lin pastoral areas. Topography of the West, the northern high, mound plateau, central Dadu River and Yarlung deep