延边地区北五味子种植土壤养分的主成分分析和聚类分析
연변지구북오미자충식토양양분적주성분분석화취류분석
Principal Component Analysis and Cluster Analysis of Soil Nutrients for Planting Schisandra chinensis (Turcz) Baoll in Yanbian Area
저자의 최근 논문