RS and GIS based space pattern analysis of grassland landscape in Tianzhu

Based on RS and GIS technologies and landscape ecology theory, the grassland landscape patterns in Tianzhu were analyzed in terms of different landscape areas, percentage of landscape and number of patches by using LandsatTM image in 2006. Grassland and forestland were the main landscape types and grassland was the matrix in the research area. The landscape space distribution in terms of altitude, aspect and slope was featured with remarkable vertical patterns from valley to hilltop by the sequence of residential and industrial land, cultivated land, water area, grassland, forestland, and unused land, the landscape types also regularly distributed. in different aspects and slopes.