基于根系发育分级的砂壤土下成熟林木根系构型分析
祝维1,余立璇1,赵德海2,贾黎明1,*(
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Architectural analysis of root systems of mature trees in sandy loam soils using the root development classification
ZHU Wei1,YU Li-Xuan1,ZHAO De-Hai2,JIA Li-Ming1,*()
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图2. 纯林毛白杨(A、D、G)、混交林毛白杨(B、E、H)和刺槐(C、F、I)根系系统不同等级根系基部直径、长度、数量的分布格局图。箱线图上的虚点代表异常点。箱线图上的正方形代表平均值。
Fig. 2. Variations of basal diameter, length, and number of roots for different order roots in root systems of Populus tomentosa in pure forest (A, D, G), P. tomentosa in mixed forest (B, E, H), and Robinia pseudoacacia in mixed forest (C, F, I). The individual points on the box plots represent outliers, the squares on the box plots represent the average.
