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Planting area estimation of Chinese Tibetan medicine Herpetospermum pedunculosum based on RS&GIS-by case study of Lengqi and Xinglong town in Luding county

基于遥感与GIS技术的中藏药波棱瓜种植面积估算——以泸定县冷碛镇、兴隆镇为例



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