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
), 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
), Jinchun Zhang1,2(), Fang Chen1, Dekui Zhang1, Linyuan Wei1
图4. 花棒人工固沙林群落样方与土壤环境CCA排序图
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,速效磷;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；MS，流动沙丘；NV，地带性植被
Fig.4. CCA two-dimensional ordination diagram for vegetation samples and environmental variables of artificial H. scoparium sand-binding forest
