[1]程序. 西北黄土高原区农业与生态恶化及恢复重建的关系. 中国农业科学, 2001, 34(1): 84-90.Cheng X. Relationship between agriculture, ecological deterioration, restoration and reconstruction in Loess Plateau area of Northwest China. Scientia Agricultura Sinica, 2001, 34(1): 84-90. (in Chinese)[2]信忠保, 许炯心, 郑伟. 气候变化和人类活动对黄土高原植被覆盖变化的影响. 中国科学: D 辑, 2007, 37(11): 1504-1514.Xin Z B, Xu J X, Zheng W. Response of vegetation cover change to climate change and human activities in Loess Plateau. Science in China: Series D, 2007, 37(11): 1504-1514. (in Chinese)[3]Zhang J T. Succession analysis of plant communities in abandoned croplands in the eastern Loess Plateau of China. Journal of Arid Environments, 2005, 63(2): 458-474.[4]Gilbert B, Lechowicz M J. Neutrality, niches, and dispersal in a temperate forest understory. Proceedings of the National Academy of Sciences of the United States of America, 2004, 101(20): 7651-7656.[5]Kristiansen T, Svenning J C, Eiserhardt W L, Pedersen D, Brix H, Munch Kristiansen S, Knadel M, Grández C, Balslev H. Environment versus dispersal in the assembly of western Amazonian palm communities. Journal of Biogeography, 2012, 39(7): 1318-1332.[6]Tuomisto H, Ruokolainen K, Yli-Halla M. Dispersal, environment, and floristic variation of western Amazonian forests. Science, 2003, 299(5604): 241-244.[7]Hubbell S P. The unified neutral theory of biodiversity and biogeography. Princeton: Princeton University Press, 2001.[8]Jones M M, Tuomisto H, Clark D B, Olivas P. Effects of mesoscale environmental heterogeneity and dispersal limitation on floristic variation in rain forest ferns. Journal of Ecology, 2005, 94(1): 181-195.[9]Nekola J C, White P S. The distance decay of similarity in biogeography and ecology. Journal of Biogeography, 1999, 26(4): 867-878.[10]Legendre P, Mi X, Ren H, Ma K, Yu M, Sun I F, He F. Partitioning beta diversity in a subtropical broad-leaved forest of China. Ecology, 2009, 90(3): 663-674.[11]Laliberté E, Paquette A, Legendre P, Bouchard A. Assessing the scale-specific importance of niches and other spatial processes on beta diversity: a case study from a temperate forest. Oecologia, 2009, 159(2): 377-388.[12]Harms K E, Condit R, Hubbell S P, Foster R B. Habitat associations of trees and shrubs in a 50-ha neotropical forest plot. Journal of Ecology, 2001, 89(6): 947-959.[13]Andersen K M, Turner B L, Dalling J W. Soil-based habitat partitioning in understorey palms in lower montane tropical forests. Journal of Biogeography, 2010, 37(2): 278-292.[14]Nakashizuka T. Species coexistence in temperate, mixed deciduous forests. Trends in Ecology & Evolution, 2001, 16(4): 205-210.[15]Egler F E. Vegetation science concepts I. Initial floristic composition, a factor in old-field vegetation development. Vegetatio, 1954, 4(6): 412-417.[16]Wang G H. Can the restoration of natural vegetation be accelerated on the Chinese Loess Plateau? A study of the response of the leaf carbon isotope ratio of dominant species to changing soil carbon and nitrogen levels. Ecological Research, 2006, 21(2): 188-196.[17]Kraft N J, Valencia R, Ackerly D D. Functional traits and niche-based tree community assembly in an Amazonian forest. Science, 2008, 322(5901): 580-582.[18]Brudvig L A, Mabry C M, Mottl L M. Dispersal, not understory light competition, limits restoration of Iowa woodland understory herbs. Restoration Ecology, 2011, 19(101): 24-31.[19]Shurin J B, Cottenie K, Hillebrand H. Spatial autocorrelation and dispersal limitation in freshwater organisms. Oecologia, 2009, 159(1): 151-159.[20]Freestone A L, Inouye B D. Dispersal limitation and environmental heterogeneity shape scale-dependent diversity patterns in plant communities. Ecology, 2006, 87(10): 2425-2432.[21]刘立品. 子午岭木本植物志. 兰州:兰州大学出版社,1998.Liu L P. Flora arborum et fruticum Ziwu Mountain. Lanzhou: Lanzhou University Press, 1998. (in Chinese)[22]孙晓霞, 王孝安, 郭华, 田丽. 黄土高原马栏林区植物群落的多元分析与环境解释. 西北植物学报, 2006, 26(1): 150-156.Sun X X, Wang X A, Guo H, Tian L. Multivariate analysis and environmental interpretation of the florae in Malan Forest Region of the Loess Plateau. Acta Botanica Boreali-Occidentalia Sinica, 2006, 26(1): 150-156. (in Chinese)[23]Liang J, Wang X A, Yu Z D, Dong Z M, Wang J C. Effects of Vegetation Succession on Soil Fertility Within Farming-Plantation Ecotone in Ziwuling Mountains of the Loess Plateau in China. Agricultural Sciences in China, 2010, 9(10): 1481-1491.[24]Legendre P, Gallagher E D. Ecologically meaningful transformations for ordination of species data. Oecologia, 2001, 129(2): 271-280.[25]Borcard D, Legendre P. All-scale spatial analysis of ecological data by means of principal coordinates of neighbour matrices. Ecological Modelling, 2002, 153(1): 51-68.[26]Dray S, Legendre P, Peres-Neto P R. Spatial modelling: a comprehensive framework for principal coordinate analysis of neighbour matrices (PCNM). Ecological Modelling, 2006, 196(3): 483-493.[27]Peres-Neto P R, Legendre P, Dray S, Borcard D. Variation partitioning of species data matrices: estimation and comparison of fractions. Ecology, 2006, 87(10): 2614-2625.[28]Chao A. Estimating the population size for capture-recapture data with unequal catchability. Biometrics, 1987, 43(4): 783-791.[29]Dray S. Pack for: forward selection with multivariate Y by permutation under reduced model. Lyon: Laboratoire Biométrie et Biologie Évolutive, 2005.[30]Oksanen J, Guillaume Blanchet F, Kindt R, Legendre P, O’Hara R, Simpson G, Solymos P, Stevens M, Wagner H. vegan: community ecology package v.1.17-9, 2011.[31]Borcard D, Legendre P. SpaceMaker 2 user’s guide. Département de Sciences Biologiques, Université Montréal, Montréal, Quebec, Canada, 2004.[32]王世雄, 王孝安, 李国庆, 郭华, 朱志红. 陕西子午岭植物群落演替过程中物种多样性变化与环境解释. 生态学报, 2010, 30(6): 1638-1647.Wang S X, Wang X A, Li G Q, Guo H, Zhu Z H. Species diversity and environmental interpretation in the process of community succession in the Ziwu Mountain of Shaanxi Province. Acta Ecologica Sinica, 2010, 30(6): 1638-1647. (in Chinese)[33]Fralish J S, Crooks F B, Chambers J L, Harty F M. Comparison of presettlement, second-growth and old-growth forest on six site types in the Illinois Shawnee Hills. American Midland Naturalist, 1991, 125(2): 294-309.[34]Bruna E M. Effects of forest fragmentation on Heliconia acuminata seedling recruitment in central Amazonia. Oecologia, 2002, 132(2): 235-243.[35]Laurance W F, Ferreira L V, Rankin-de Merona J M, Laurance S G. Rain forest fragmentation and the dynamics of Amazonian tree communities. Ecology, 1998, 79(6): 2032-2040.[36]Jones M M, Tuomisto H, Borcard D, Legendre P, Clark D B, Olivas P C. Explaining variation in tropical plant community composition: influence of environmental and spatial data quality. Oecologia, 2008, 155(3): 593-604.[37]Summerville K S, Conoan C J, Steichen R M. Species traits as predictors of lepidopteran composition in restored and remnant tallgrass prairies. Ecological Applications, 2006, 16(3): 891-900.[38]Flinn K M, Gouhier T C, Lechowicz M J, Waterway M J. The role of dispersal in shaping plant community composition of wetlands within an old-growth forest. Journal of Ecology, 2010, 98(6): 1292-1299.[39]Ricklefs R E, Latham R E. Intercontinental correlation of geographical ranges suggests stasis in ecological traits of relict genera of temperate perennial herbs. The American Naturalist, 1992, 139(6): 1305-1321.[40]Stevens M H H, Carson W P. Resource quantity, not resource heterogeneity, maintains plant diversity. Ecology Letters, 2002, 5(3): 420-426.[41]Grubb P J. The maintenance of species-richness in plant communities: the importance of the regeneration niche. Biological Reviews, 1977, 52(1): 107-145.[42]Muller C H. Allelopathy as a factor in ecological process. Plant Ecology, 1969, 18(1): 348-357.[43]Duivenvoorden J, Svenning J, Wright S. Beta diversity in tropical forests. Science, 2002, 295(5555): 636-637.[44]Chase J M. Stochastic community assembly causes higher biodiversity in more productive environments. Science, 2010, 328(5984): 1388-1391.[45]Chase J M. Drought mediates the importance of stochastic community assembly. Proceedings of the National Academy of Sciences, 2007, 104(44): 17430-17434. |