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Fig. 4 | Journal of Ecology and Environment

Fig. 4

From: Vertical and longitudinal variations in plant communities of drawdown zone of a monsoonal riverine reservoir in South Korea

Fig. 4

Biplots from the canonical correspondence analysis (CCA) of the vegetation in the drawdown zone of the Soyangho Reservoir, South Korea. a Species plot (abbreviation, abundant species; open circle, less abundant species): Aa, Ambrosia artemisiifolia; Bf, Bidens frondosa; Br, Bidens radiata var. pinnatifida; Bs, Beckmannia syzigachne; Ch, Calystegia hederacea; Co, Carex orbicularis var. brachylepis; Ea, Equisetum arvense; Ec, Echinochloa crus-galli; Mc, Matricaria chamomilla; Pa, Phalaris arundinacea; Pd, Panicum dichotomiflorum; Pn, Persicaria nodosa; Pq, Pteridium aquilinum var. latiusculum; Pt, Persicaria trigonocarpa; Rc, Rumex crispus; Sa, Stellaria aquatica; Sj, Sagina japonica; and Sv, Setaria viridis. b Species plot by life-cycle (A, annuals; B, biennial; P, perennial). c Site plot along with 95% confidence ellipses of the sampling sites (number relates to the sampling site in the Fig. 1), and (d) significant environmental variables at p = 0.05 (EL, elevation; DI, distance from the dam; AN, slope angle) and isolines of elevation (m above sea level, solid line) and distance from the dam (km, dotted line)

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