Growth responses of Abies spectabilis to climate variations along an elevational gradient in Langtang National Park in the central Himalaya, Nepal

References

• Aune S, Hofgaard A, Söderström L. 2011. Contrasting climate- and land-use-driven tree encroachment patterns of subarctic tundra in northern Norway and the Kola Peninsula. Can J For Res. 41:437–449.
   Web of Science ®Google Scholar
• Bhattacharyya A, Shah SK, Chaudhary V. 2006. Would tree-ring data of Betula utilis be potential for the analysis of Himalayan glacial fluctuations? Curr Sci. 91:754–761.
   Google Scholar
• Biondi F, Waikul K. 2004. DENDROCLIM2002: a C++ program for statistical calibration of climate signals in tree-ring chronologies. Comput Geosci. 30:303–311.
   Web of Science ®Google Scholar
• Borgaonkar HP, Sikder AB, Ram S. 2011. High altitude forest sensitivity to the recent warming: a tree-ring analysis of conifers from Western Himalaya, India. Quatern Int. 236:158–166.
   Web of Science ®Google Scholar
• Bräuning A, Mantwill B. 2004. Summer temperature and summer monsoon history on the Tibetan plateau during the last 400 years recorded by tree rings. Geophys Res Lett. 31:L24205.
   Web of Science ®Google Scholar
• Briffa K, Cook ER. 1990. Methods of response function analysis. In: Briffa K, Cook ER, editors. Methods of response function analysis. Boston (MA): Kluwer Academic Publishers; p. 240–247.
   Google Scholar
• Buckley BM, Cook ER, Peterson MJ, Barbetti M. 1997. A changing temperature response with elevation for Lagarostrobos franklinii in Tasmania, Australia. Clim Chang. 36:477–498.
   Google Scholar
• Chhetri P, Thapa S. 2010. Tree ring and climate change in Langtang National Park, central Nepal. Our Nature. 8:139–143.
   Google Scholar
• Chhetri PK, Cairns DM. 2016. Dendroclimatic response of Abies spectabilis at treeline ecotone of Barun Valley, eastern Nepal Himalaya. J For Res. 27:1163–1170.
   Google Scholar
• Cook ER. 1985. A time-series analysis approach to tree rings standardization [ Ph.D. Thesis], Tucson, The University of Arizona.
   Google Scholar
• Cook ER, Krusic PJ, Jones PD. 2003. Dendroclimatic signals in long tree-ring chronologies from the Himalayas of Nepal. Intl J Climatol. 23:707–732.
   Web of Science ®Google Scholar
• Dang HS, Zhang KR, Zhang YJ, Tan SD, Jiang MX, Zhang QF. 2009. Treeline dynamics in relation to climate variability in the Shennongjia Mountains, central China. Can J For Res. 39:1848–1858.
   Google Scholar
• Dawadi B, Liang E, Tian L, Devkota LP, Yao T. 2013. Pre-monsoon precipitation signal in tree rings of timberline Betula utilis in the central Himalayas. Quatern Int. 283:72–77.
   Web of Science ®Google Scholar
• Dullinger S, Dirnbock T, Grabherr G. 2004. Modelling climate change-driven treeline shifts: relative effects of temperature increase, dispersal and invasibility. J Ecol. 92:241–252.
   Web of Science ®Google Scholar
• Esper J, Shiyatov SG, Mazepa VS, Wilson RJS, Graybill DA, Funkhouser G. 2003. Temperature-sensitive Tien Shan tree-ring chronologies show multi-centennial growth trends. Climate Dynam. 21:699–706.
   Google Scholar
• Fan ZX, Brauning A, Yang B, Cao KF. 2009. Tree ring density-based summer temperature reconstruction for the central Hengduan Mountains in southern China. Glob Planet Change. 65:1–11.
   Web of Science ®Google Scholar
• Fritts HC. 1974. Relationships of ring widths in arid-site conifers to variations in monthly temperature and precipitation. Ecol Monogr. 44:411–440.
   Web of Science ®Google Scholar
• Fritts HC. 1976. Tree rings and climate. New York (NY): San Francisco Academic Press.
   Google Scholar
• Gaire NP, Dhakal YR, Lekhak HC, Bhuju DR, Shah SK. 2011. Dynamics of Abies spectabilis in relation to climate change at the treeline ecotone in Langtang National Park. Nepal J Sci Tech. 12:220–229.
   Google Scholar
• Gaire NP, Koirala M, Bhuju DR, Carrer M. 2017. Site- and species-specific treeline responses to climatic variability in eastern Nepal Himalaya. Dendrochronologia. 41:44–56.
   Web of Science ®Google Scholar
• Germino MJ, Smith WK, Resor AC. 2002. Conifer seedling distribution and survival in an alpine treeline ecotone. Plant Ecol. 162:157–168.
   Web of Science ®Google Scholar
• Ghimire B, Lekhak HD. 2007. Regeneration of Abies spectabilis (D. Don) Mirb. in sub-alpine forest of Upper Manang, north-central Nepal. Local effects of global changes in the Himalayas: manang, Nepal. Kathmandu: Tribhuvan University, and Norway: University of Bergen; p. 139–149.
   Google Scholar
• Harris I, Jones PD, Osborn TJ, Lister DH. 2014. Updated high-resolution grids of monthly climatic observations – the CRU TS3.10 dataset. Intl J Climatol. 34:623–642.
   Web of Science ®Google Scholar
• Helle G, Schleser GH. 2004. Beyond CO2‐fixation by Rubisco–an interpretation of 13C/12C variations in tree rings from novel intra‐seasonal studies on broad‐leaf trees. Plant Cell Environ. 27:367–380.
   Web of Science ®Google Scholar
• Heuberger H, Masch L, Preuss E, Schröcker A. 1984. Quaternary landslides and rock fusion in central Nepal and in the Tyrolean Alps. Mt Res Dev. 4:345–362.
   Web of Science ®Google Scholar
• Hofgaard A, Lokken JO, Dalen L, Hytteborn H. 2010. Comparing warming and grazing effects on birch growth in an alpine environment - a 10-year experiment. Plant Ecol Divers. 3:19–27.
   Web of Science ®Google Scholar
• Holmes RL. 1983. Computer assisted quality control in tree ring dating and measurement. Tree Ring Bull. 43:69–78.
   Google Scholar
• Holtmeier FK, Broll G. 2005. Sensitivity and response of Northern Hemisphere altitudinal and polar treelines to environmental change at landscape and local scales. Glob Ecol Biogeogr. 14:395–410.
   Web of Science ®Google Scholar
• IPCC. 2007. Climate change 2007 - the physical science basis: working group I contribution to the fourth assessment report of the IPCC.Cambridge, UK: Cambridge University Press.
   Google Scholar
• Kharal DK, Meilby H, Rayamajhi S, Bhuju D, Thapa UK. 2015. Tree ring variability and climate response of Abies spectabilis along an elevation gradient in Mustang, Nepal. Banko Janakari. 24:3–13.
   Google Scholar
• Kharal DK, Thapa UK, St. George S, Meilby H, Rayamajhi S, Bhuju DR. 2017. Tree-climate relations along an elevational transect in Manang Valley, central Nepal. Dendrochronologia. 41:57–64.
   Web of Science ®Google Scholar
• Körner C. 1998. A re-assessment of high elevation treeline positions and their explanation. Oecologia. 115:445–459.
   PubMed Web of Science ®Google Scholar
• Körner C. 2012. Alpine treelines: functional ecology of the global high elevation tree limits. Basel: Springer.
   Google Scholar
• Li JB, Cook ER, D’Arrigo R, Chen FH, Gou XH, Peng JF, Huang JG. 2008. Common tree growth anomalies over the northeastern Tibetan Plateau during the last six centuries: implications for regional moisture change. Glob Change Biol. 14:2096–2107.
   Web of Science ®Google Scholar
• Mathisen IE, Hofgaard A. 2011. Recent height and diameter growth variation in Scots pine (Pinus sylvestris L.) along the Arctic margin: the importance of growing season versus non-growing season climate factors. Plant Ecol Divers. 4:1–11.
   Web of Science ®Google Scholar
• Morales MS, Villalba R, Grau HR, Paolini L. 2004. Rainfall controlled tree growth in high elevation subtropical treelines. Ecology. 85:3080–3089.
   Web of Science ®Google Scholar
• Paulsen J, Weber UM, Körner C. 2000. Tree growth near treeline: abrupt or gradual reduction with altitude? Arct Antarct Alp Res. 32:14–20.
   Web of Science ®Google Scholar
• Peterson DW, Peterson DL, Ettl GJ. 2002. Growth responses of subalpine fir to climatic variability in the Pacific Northwest. Can J For Res. 32:1503–1517.
   Web of Science ®Google Scholar
• Practical Action. 2009. Temporal and spatial variability of climate change over Nepal (1976-2005). Kathmandu: Practical Action Nepal office.
   Google Scholar
• R Core Team. 2015. R: a language and environment for statistical computing. Vienna (Austria): R Foundation for Statistical Computing.
   Google Scholar
• Rayback SA, Shrestha KB, Hofgaard A. 2017. Growth variable-specific moisture and temperature limitations in co-occurring alpine tree and shrub species, central Himalayas, Nepal. Dendrochronologia. 44:193–202.
   Google Scholar
• Rossi S, Deslauriers A, Griçar J, Seo J-W, Rathgeber CBK, Anfodillo T, Morin H, Levanic T, Oven P, Jalkanen R. 2008. Critical temperatures for xylogenesis in conifers of cold climates. Glob Ecol Biogeogr. 17:696–707.
   Web of Science ®Google Scholar
• Salzer M, Bunn A, Graham N, Hughes M. 2014. Five millennia of paleotemperature from tree-rings in the Great Basin, USA. Climate Dynam. 42:1517–1526.
   Web of Science ®Google Scholar
• Sano M, Furuta F, Kobayashi O, Sweda T. 2005. Temperature variations since the mid-18th century for western Nepal, as reconstructed from tree-ring width and density of Abies spectabilis. Dendrochronologia. 23:83–92.
   Google Scholar
• Schickhoff U. 2005. The upper timberline in the Himalayas, Hindu Kush and Karakorum: A review of geographical and ecological aspects. In: Schickhoff U, editor. The upper timberline in the Himalayas, Hindu Kush and Karakorum: A review of geographical and ecological aspects. Berlin: Springer-Verlag; p. 275–354.
   Google Scholar
• Shah SK, Bhattacharyya A, Chaudhary V. 2009. Climatic influence on radial growth of Pinus wallichiana in Ziro Valley, Northeast Himalaya. Curr Sci. 96:697–702.
   Web of Science ®Google Scholar
• Shrestha AB, Wake CP, Mayewski PA, Dibb JE. 1999. Maximum temperature trends in the Himalaya and its vicinity: an analysis based on temperature records from Nepal for the period 1971-94. J Climate. 12:2775–2786.
   Web of Science ®Google Scholar
• Shrestha KB, Hofgaard A, Vandvik V. 2015a. Recent treeline dynamics are similar between dry and mesic areas of Nepal, central Himalaya. J Plant Ecol. 8:347–358.
   Web of Science ®Google Scholar
• Shrestha KB, Hofgaard A, Vandvik V. 2015b. Tree-growth response to climatic variability in two climatically contrasting treeline ecotone areas, central Himalaya, Nepal. Can J For Res. 45:1643–1653.
   Google Scholar
• Sidor C, Popa I, Vlad R, Cherubini P. 2015. Different tree-ring responses of Norway spruce to air temperature across an altitudinal gradient in the Eastern Carpathians (Romania). Trees. 29:985–997.
   Google Scholar
• Singh J, Park WK, Yadav RR. 2006. Tree-ring-based hydrological records for western Himalaya, India, since AD 1560. Climate Dynam. 26:295–303.
   Google Scholar
• Stainton JDA. 1972. Forests of Nepal. London: John Murray.
   Google Scholar
• Takahashi K, Azuma H, Yasue K. 2003. Effects of climate on the radial growth of tree species in the upper and lower distribution limits of an altitudinal ecotone on Mount Norikura, central Japan. Ecol Res. 18:549–558.
   Web of Science ®Google Scholar
• Tenca A, Carrer M. 2010. Growth climate response at high elevation: comparing Alps and Himalayas. In: Levanic T, Gricar J, Hafner P, Krajnc R, Jagodic S, Gärtner H, Heinrich I, Helle G, editors. Tree rings in archaeology, climatology and ecology. Postdam: German Research Centre for Geosciences. p. 89–97.
   Google Scholar
• Therrell MD, Stahle DW, Cleaveland MK, Villanueva-Diaz J. 2002. Warm season tree growth and precipitation over Mexico. J Geophys Res. 107:4205.
   Google Scholar
• Tiwari A, Fan Z-X, Jump AS, Li S-F, Zhou Z-K. 2017. Gradual expansion of moisture sensitive Abies spectabilis forest in the Trans-Himalayan zone of central Nepal associated with climate change. Dendrochronologia. 41:34–43.
   Web of Science ®Google Scholar
• Vaganov EA, Hughes MK, Kirdyanov AV, Schweingruber FH, Silkin PP. 1999. Influence of snowfall and melt timing on tree growth in subarctic Eurasia. Nature. 400:149–151.
   Web of Science ®Google Scholar
• Villalba R. 1994. Tree-ring and glacial evidence for the Medieval warm epoch and the Little Ice Age in southern South America. In: Villalba R, editor. Tree-ring and glacial evidence for the Medieval warm epoch and the Little Ice Age in southern South America. Netherlands: Springer; p. 183–197.
   Google Scholar
• Wang T, Ren HB, Ma KP. 2005. Climatic signals in tree ring of Picea schrenkiana along an altitudinal gradient in the central Tianshan Mountains, northwestern China. Trees-Struct Funct. 19:735–741.
   Web of Science ®Google Scholar
• Wang T, Zhang Q-B, Ma K. 2006. Treeline dynamics in relation to climatic variability in the central Tianshan Mountains, northwestern China. Glob Ecol Biogeogr. 15:406–415.
   Web of Science ®Google Scholar
• Worrall J. 1983. Temperature–bud-burst relationships in Amabilis and subalpine fir provenance tests replicated at different elevations. Silvae Genet. 32:203–209.
   Web of Science ®Google Scholar
• Xu J, Grumbine RE, Shrestha A, Eriksson M, Yang X, Wang YUN, Wilkes A. 2009. The melting Himalayas: cascading effects of climate change on water, biodiversity, and livelihoods. Conserv Biol. 23:520–530.
   PubMed Web of Science ®Google Scholar
• Yang B, He M, Melvin TM, Zhao Y, Briffa KR. 2013. Climate control on tree growth at the upper and lower treelines: a case study in the Qilian Mountains, Tibetan Plateau. Plos One. 8:e69065.
   Google Scholar
• Zang C, Biondi F. 2013. Dendroclimatic calibration in R: the bootRes package for response and correlation function analysis. Dendrochronologia. 31:68–74.
   Web of Science ®Google Scholar