Screening and Evaluation of Suitable Shrubs for Sand Control in Alpine Sandy Land of Northwest Sichuan Based on AHP Analysis

In order to further solve the problems of single plant material for desertification control in northwest Sichuan, based on the investigation of desert plant germplasm resources in northwest Sichuan, the hierarchical structure model for screening suitable sand control shrubs in alpine sandy land in northwest Sichuan was established by using the Analytic Hierarchy Process. Eight excellent suitable sand control shrubs were selected from 31 native shrubs, which can provide scientific basis for the selection of suitable sand control shrubs for vegetation restoration in alpine sandy land in northwest Sichuan.