Ecology harnessing and its utilization for high efficiency of the sandification land in west Jilin Province

Natural factors and artificial factors result in the sandification of the land in west Jilin Provinee．The resources types are divided into 3 main kinds．11 types and 9 varieties of soil．Three kinds of harnessing models are gained from the comprehensive harnessing in many years and the suggestions on the sustainable utilization of the sandification land are put forward．