[Habitat suitability evaluation for Angelica dahurica planting in Yanting county,Sichuan province based on GIS].

It is of great significance to analyze habitable suitability of genuine medicinal materials for Chinese herbal medicine planting according to local environment,for medicinal resources protecting and for reasonable planning introduction. Based on GIS technology,the analytic hierarchy process was applied to analyze the spatial differentiation of habitat suitability of Angelica dahurica in Yanting county of Sichuan province. The evaluation combined local geographical environment characteristics and habitat requirements for A.