腾格里沙漠南缘花棒(Hedysarum scoparium)人工固沙林演替规律与机制
马全林1,2(), 张锦春1,2(), 陈芳1, 张德魁1, 魏林源1
Mechanism and dynamics for succession of artificial Hedysarum scoparium sand-binding forests at the southern edge of Tengger Desert
Quanlin Ma1,2(), Jinchun Zhang1,2(), Fang Chen1, Dekui Zhang1, Linyuan Wei1

图5. 花棒人工固沙林物种分布与土壤环境因子CCA排序图
Agd,沙生冰草;Agm,沙竹;Ags,沙米;Ars沙蒿;Aro,油蒿;Bad,五星蒿;Cop,虫实;Herb,一年生禾草;Hes,花棒;Meo,草木樨;Sar,刺蓬;Stb,短花针茅;BK,容重;Sand,沙粒含量;Silt,粉粒含量;Clay,黏粒含量;SOM,有机质;TN,全氮;AP,速效P;pH,土壤pH值;EC,电导率;SW1,0~20 cm土壤水分含量;SW2,20~40 cm土壤水分含量;SW3,40~60 cm土壤水分含量

Fig.5. CCA two-dimensional ordination diagram for species and environmental variables of artificial H. scoparium sand-binding forest