Land patch is a agricultural-landscape unit which has relative uniform phisical and socia-economic features andutility direction. The patch-structure pattern is a historical product and represents theregional character. Land patchmap can be used as the base of thematic series mapping and GIS. In this paper, thd related topics, sudch as thd con-tents, stability, basic principles and means of land patch map are discussed, according to the results from a case studyin Changwu experimental and demonstritive area of Loess plateau.
Bulletin of Soil and Water Conservation
Changwu wangdong experimental area