对吉林西部几种珍贵经济林树种以造林成活率、抗寒指数、抗旱能力为主要选择目标进行了筛选，以期为吉林西部沙地治理的生态经济模式提供优良的能形成特色产业的经济林新品种。结果表明：欧李1号、欧李2号、向海一号桑、同发一号桑、丰产型西伯利亚杏是最适宜吉林西部沙地栽培的能形成特色产业的优良树种；龙王帽、丰产型文冠果、沙棘较适合年最低温度不低于－37℃地区的沙地栽培，在吉林西部栽培时应加强苗期管理和造林当年的抚育管理。%Several valuable species of economic forest in western Jilin Province were screened by taking afforestation survival rate ,cold‐resistant index ,drought resistance as the main targets ,to provide new varieties of economic forest with excellent characteristics industry for ecological economic model for sand control in western Jilin Province .Re‐sult shows that Cerasus humilis ‘Yihao’ ,Cerasus humilis ‘Erhao’ ,Morus alba ‘Xianghaiyihao’ ,Morus alba‘Tongfayihao’ ,A rmeniaca sibirica are optimal for planting in western Jilin Province;Prunus armeniaca ,X an‐thoceras sorbifolia ,Hippophae rhamnoides are suitable to be planted on sandy land with annual minimum tempera‐ture being below -37℃ .
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