多花木蓝根截面微观结构对其抗拉特性的影响

张乔艳,唐丽霞,廖华刚,潘露,陈龙,黄同丽

Effect of microstructure in cross section on tensile properties of Indigofera amblyantha

ZHANG Qiao-Yan,TANG Li-Xia,LIAO Hua-Gang,PAN Lu,CHEN Long,HUANG Tong-Li

表2 多花木蓝不同根直径根系显微构造百分比(平均值±标准偏差)

Table 2 Percentage of microstructure of Indigofera amblyantha with different roots diameter (mean ± SD)

根直径 Root diameter (mm) 1 2 3 4 5 导管面积比 Area ratio of vessels (%) 7.42 ± 0.29 6.91 ± 0.16 6.80 ± 0.37 4.44 ± 0.37 10.82 ± 0.13 木质部面积比 Area ration of xylem (%) 21.85 ± 1.18 36.44 ± 3.2 45.89 ± 0.66 47.16 ± 3.13 53.06 ± 1.27 根皮面积比 Area ratio of velamen (%) 67.35 ± 1.18 59.16 ± 7.25 47.30 ± 0.66 46.24 ± 3.12 39.53 ± 1.27