三江源天然草地TM影像植被指数分析  

Analysis on Vegetation Index from TM Images in the Natural Grassland of the Source of Three Rivers

作　　者：严振英[1] 

机构地区：[1]青海省草原总站,青海西宁810001

出　　处：《安徽农业科学》2011年第10期6111-6113,共3页Journal of Anhui Agricultural Sciences

摘　　要：应用归一化差值植被指数(NDVI)、土壤调节植被指数(SAVI)、修正后的土壤调节植被指数(MSAVI)、植被信号与土壤噪音之比(S/N)4种指数研究三江源49种草地类型TM影像,结果为该地区草地类型的遥感识别分类提供信息和依据。49 styles of grassland from TM images in the Source of Three Rivers were studied by using 4 vegetation indexes,namely,normalized difference vegetation index（NDVI）,soil-adjusted vegetation index（SAVI）,modified soil-adjusted vegetation index（MSAVI） and vegetation signal to soil noise（S/N）,the results provided the information and basis for remote sensing classification and recognition of grassland types in this regions.

关 键 词：三江源 天然草地 植被指数 

分 类 号：S127[农业科学—农业基础科学]