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草地学报  2014 

华北农牧交错带农田-草地景观土壤速效氮界面研究

DOI: 10.11733/j.issn.1007-0435.2014.06.011, PP. 1222-1226

Keywords: 农牧交错带,农田-草地界面,界面影响域,速效氮

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Abstract:

利用非线性回归的生态界面测试分析法(BEDA),对华北农牧交错带农田-草地景观土壤的速效氮界面在生长季(5-9月)的时空动态进行分析,为干旱、半干旱地区以植被恢复为主的大规模生态环境建设提供参考.结果表明农田-草地边界的土壤速效氮生态界面位于草地内.在少雨的5月,农田-草地的边界影响域最小,仅为37.5m;而在雨水较为丰沛的8月,边界影响域最大,为57.5m.相对于少雨期,丰雨期的速效氮生态界面会更靠近草地内部.速效氮素在农田-草地界面上表现出地表生态流季节动态性.

References

[1]  Wiens J, Crawford C, Gosz J. Boundary dynamics: A conceptual framework for studying landscape ecosystems [J]. Oikos,1985,45(3):421-427
[2]  Strayer D L, Power M E, Fagan W F. A classification of ecological boundaries [J]. BioScience,2003,53(8):723-729
[3]  王堃. 华北农牧交错带草原-农田群落空间演变机制的研究[J]. 草地学报,2000,8(4):267-273
[4]  李博,杨持. 草地生物多样性研究[M]. 呼和浩特:内蒙古大学出版社,1995:10-29
[5]  高洪文. 生态交错带(Ecotone)理论研究进展[J]. 生态学杂志,1994,14(1):22-26
[6]  Cadenasso M L, Pickett S T A, Weathers K C, et al. An interdisciplinary and synthetic approach to ecological boundaries [J]. BioScience,2003,53(8):717-722
[7]  林长存,王德利,曹勇宏,等. 农林交错带界面的小气候边界影响域季节动态[J]. 生态学杂志,2008,27(11):1932-1936
[8]  刘洪来,张卫华,王堃,等. 华北农牧交错带农田-草地界面土壤水分影响域分析[J]. 应用生态学报,2009,20(3):659-664
[9]  Hofmeister J, Hosek J, Brabec M, et al. Strong influence of long-distance edge effect on herb-layer Vegetation in forest fragments in an agricultural landscape [J]. Perspectives in Plant Ecology Evolution and Systematics,2013,15(6):293-303
[10]  Fahrig L. Effects of habitat fragmentation on biodiversity [J]. Annual Review of Ecology Evolution and Systematics,2003,34(1):487-515
[11]  Honnay O, Verheyen K, Hermy M. Permeability of ancient forest edges for weedy plant species invasion [J]. Forest Ecology And Management,2002,161(1/3):109-122
[12]  Rheault H, Drapeau P, Bergeron Y, et al. Edge effects on epiphytic lichens in managed black spruce forests of eastern North America [J]. Canadian Journal of Forest Research,2003,33(1):23-32
[13]  Cancino J. Modelling the edge effect in even-aged Monterey pine (Pinus radiata D. Don) stands [J]. Forest Ecology and Management,2005,210(1/3):159-172
[14]  Toms J D, Lesperance M L. Piecewise regression: A tool for identifying ecological thresholds [J]. Ecology,2003,84(8):2034-2041
[15]  Brand L A, George T L. Response of passerine birds to forest edge in coast redwood forest fragments [J]. The Auk,2001,118(3):678-686
[16]  Ewers R M, Didham R K. Continuous response functions for quantifying the strength of edge effects [J]. Journal of Applied Ecology,2006,43(3):527-536
[17]  Hennenberg K J, Goetze D, Szarzynski J, et al. Detection of seasonal variability in microclimatic borders and ecotones between forest and savanna [J]. Basic and Applied Ecology,2008,9(3):275-285
[18]  Orlova M A, Lukina N V, Tutubalina O V, et al. Soil nutrient's spatial variability in forest-tundra ecotones on the Kola Peninsula, Russia [J]. Biogeochemistry,2013,113(1/3):283-305
[19]  Saccone P, Girel J, Pages J P, et al. Ecological resistance to Acer negundo invasion in a European riparian forest: Relative importance of environmental and biotic drivers [J]. Applied Vegetation Science,2013,16(2):184-192
[20]  时项锋,许冬梅,邱开阳,等. 游动分割窗技术在景观界面影响域判定中的应用:以牛枝子-黑沙蒿群落界面为例[J]. 草业科学,2010,27(4):30-33
[21]  李丽光,何兴元,李秀珍,等. 岷江上游干旱河谷农林边界影响域的研究[J]. 应用生态学报,2004,15(10):1804-1808
[22]  Ries L, Fletcher R J J, Battin J, et al. Ecological responses to habitat edges: Mechanisms, models, and variability explained [J]. Annual Review of Ecology Evolution and Systematics,2004,35(1):491-522
[23]  Piessens K, Honnay O, Devlaeminck R, et al. Biotic and abiotic edge effects in highly fragmented heathlands adjacent to cropland and forest [J]. Agriculture, Ecosystems & Environment,2006,114(2/4):335-342
[24]  Cadenasso M, Pickett S, Weathers K, et al. A framework for a theory of ecological boundaries [J]. BioScience,2003,53(8):750-758
[25]  Desrochers A, Fortin M J. Understanding avian responses to forest boundaries: A case study with chickadee winter flocks [J]. Oikos,2000,91(2):376-384
[26]  De S A, Nachtergale L, Roskams P, et al. Soil acidification along an ammonium deposition gradient in a Corsican Pine stand in northern Belgium [J]. Environmental Pollution,1998,102(1):427-431

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