Hao C Y, Wu S H, Yang Q Y. Research on relationship between sandy desertification and land-use in Mu Us Region. Journal of Desert Reseach, 2005, 25(1): 33-39.
[25]
Guo J, Wang T, Han B S, et al. Dynamic process of aeolian desertification land variation in Mu Us sandy land and its surrounding area in recent 30 years. Journal of Desert Reseach, 2008, 28(6): 1017-1021.
[26]
Zhang C S, Liu G B, Xue S, et al. Anti-erodibility and microaggregate fractal features of soils under different psammophytes. Bulletin of Soil and Water Conservation, 2012, 32(2): 1-6.
[27]
Yang D H, Zhao Y S. Effects of site condition on growth and spatial variations of Hedysarum laeve. Scientia Silvae Sinicae, 2011, 47(2): 180-186.
[28]
Lv Y L. The preliminary observation on the shape and anatomical structure on rhizome of Hedysarum mongolicum. Journal of Beijing Forestry University, 1986, (1): 91-95.
[29]
Gu S. The relationship between the growth characteristics and climatic factors of Hedysarum scoparium, Hedysarum leave and Korshinsk peashrub at seedling stage. Arid Zone Research, 1994, 11(2): 60-63.
[30]
Jiang G M. Species and habitat variablity of photosynthesis, transpiration and water use efficiency of different plant speicies in Maowusu sand area. Acta Botanica Sinica, 1999, 41(10): 1114-1124.
[31]
Guo J P, Gao S H, Wang L M, et al. Response of Hedysarum mongolicum turcz. to high CO2 concentration and soil drought stress. Journal of Plant Resources and Environment, 2002, 11(1): 14-16.
[32]
Ge S, Hong D Y. Biosystematic studies on Adenophora potaninii korsh. Complex (campanulaceae). Acta Phytotaxonomica Sinica, 1995, 33(5): 433-443.
[33]
Zhang S P, Wang R Q, Zhang Z G, et al. Study on morphological variation of Phragmites australis in the Yellow River downstream wetland. Acta Phytoecologica Sinica, 2003, 27(1): 78-85.
[34]
Zhao X L, Ling Y, Zhang G F, et al. Community characteristics of beach wetland vegetations along a habitat gradient in Dafeng Milu reserve of Jiangsu province. Chinese Journal of Ecology, 2010, 29(2): 244-249.
[35]
Liang K L, Jiang W Q, Zhou Z Y, et al. Variation in main morphological characteristics of Amorpha fruticosa plants in the Qinghai-Tibet Plateau. Acta Ecologica Sinica, 2012, 32(1): 311-318.
[36]
Yu S X. Introduction to mathematical ecology. Beijing: Science and Technology Publishing House, 1995:207-213.
[37]
Li W H. The research on the difference of nitrogen content and pH between rhizosphere and bulk soil of Quercus variabilis, Cunninghamia lanceolata and Pinus taeda. Journal of Nanjing Forestry University, 1996, 20(2): 49-52.
[38]
Zeng S C, Su Z Y, Chen B G, et al. A review on the rhizosphere nutrition ecology research. Journal of Nanjing Forestry University (Nature Science Edition), 2003, 27(6): 79-83.
[39]
Yang J. Infraspecific variation in plant and the exploring methods. Journal of Wuhan Botanical Research, 1991, 9(2): 185-195.
[40]
Sneath P, Sokal R. Mumerical Taxonomy. Beijing: Science Press, 1984.
[41]
He M Z, Zhang J G, Wang H, et al. Analysis of branching architecture factors of desert plants. Journal of Desert Reseach, 2006, 26(4): 625-630.
[42]
Zhao Z J. The Study of Branch and Root Morphometries of Medicugo falcate. Changchun: Northeast Normal University, 2007.
[43]
Lambrecht S C, Dawson T E. Orrelated variation of floral and leaf traits along a moisture availability gradient. Oecologia, 2007, 151(4): 574-583.
[44]
Santiago L S, Kitajima K, Wright S J, et al. Coordinated changes in photosynthesis, water relations and leaf nutritional traits of canopy trees along a precipitation gradient in lowland tropical forest. Oecologia, 2004, 139(4): 495-502.
[45]
Yu H, Kiang Y T. Genetic variation in South Korean natural populations of wild soybean (Glycine soja). Euphytica, 1993, 68(3): 213-221.
[46]
Jiang X L, Yue J, Zhang W G, et al. Biodiversity, ecosystem functioning and spatio-temporal scales. Acta Prataculturae Sinica, 2010, 19(1): 219-225.
[47]
Zhao J H, Kang X G, Zhang H D, et al. Relationships between coefficient of variation of diameter and height and competition index of main coniferous trees in Changbai Mountains. Chinese Journal of Applied Ecology, 2009, 30(8): 1832-1837.
[48]
Ma H J, He P, Deng H P, et al. Analyses of morphological differentiation within six populations of Malus hupehensis (Rosaceae). Journal of Southwest China Nomal University (Natural Science), 2002, 27(4): 559-562.
[49]
Wang W Y, Wang C Y, Wang Q J, et al. The gradient analysis of plant communities at sounthern Qinghai of Qinhai-Tibet Plateau. Journal of Lanzhou University (Natural Science), 2004, 40(3): 60-65.
[50]
Soltis P S, Soltis D E. Genetic variation in endemic and wide spread plant species: examples from Saxifragaceae and Polystichum (Dryopteridaceae). Aliso, 1991, 13: 215-223.
[51]
Ge S. Genetic Diversity. Hangzhou: Zhejiang Science and Technology Press, 1997: 11-19.
[52]
Huang Y P, Chen Y, Guo F X, et al. Effect of N, P, K combinations fertilizion on the cultivation quality of Glycyrrhiza uralensis seedlings. Acta Prataculturae Sinica, 2012, 21(2): 233-240.
[53]
Zhu Q, Pan Y Z, Zhao L. et al. The effects of N, P, K, and Ca on plant growth and nutrient content of Lily leaves. Acta Prataculturae Sinica, 2012, 21(5): 274-284.
Zhang P. The Principal Component Analysis Based Research in Comprehensive Assessment. Nanjing: Institutes of Technology of Nanjing, 2004.
[63]
Luan Q S, Sun J, Song S, et al. Canonical correspondence analysis of summer phytoplankton community and its environment in the Yangtze river estuary, China. Journal of Plant Ecology (Chinese Version), 2007, 31(3): 445-450.
[64]
Zhang L, Wang C T, Liu W, et al. Relationships of dominant species root activity, plant community characteristics and soil micro-environment in artificial grassland over different cultivation periods. Acta Prataculturae Sinica, 2012, 21(5): 185-194.
[65]
Wang Y W, Liao C Y, Sun C Z, et al. Soil chemical properties of sand-fixing forests in Maowusu Sandland. Chinese Journal of Soil Science, 2009, 40(4): 776-780.
