Leaf isotopic (δ13C and δ15N) and nitrogen contents of Carex plants along the Eurasian Coastal Arctic: Results from the Northeast Passage expedition

Polar Biology

Volumn 27, Issue 1, 2003, Pages 29-37

  Welker, Jeffrey M ^a   Jónsdóttir, Ingibjörg S ^b   Fahnestock, Jace T ^a  

^a Department of Environmental and Radiological Health Sciences   (United States)

^b UNIVERSITY CENTRE IN SVALBARD   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON ISOTOPE; GAS EXCHANGE; GRASS; LEAF; NITROGEN ISOTOPE; NUTRIENT; TUNDRA;

ARCTIC; EURASIA;

CAREX; CYPERACEAE;

EID: 0346038791     PISSN: 07224060     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00300-003-0562-4     Document Type: Article

References (70)

1. Alerstam T, Jonsson PE (1999) Ecology of tundra birds: patterns of distribution, breeding and migration along the Northeast Passage. Ambio 28:212-224
2. 18O. Oecologia 120:375-385
3. 15N natural abundance in Norway spruce needles. Oecologia 118:124-131
4. Bliss LC, Matveyeva NV (1992) Circumpolar arctic vegetation. In: Chapin FS, Jeffries RL, Reynolds JF, Shaver GR, Svoboda J (eds) Arctic ecosystems in a changing climate: an ecophysiological perspective. Academic, San Diego, pp 59-90
5. Brooker RW, Callaghan TV, Jonasson S (1999) Nitrogen uptake by rhizomes of the clonal sedge Carex bigelowii: a previously overlooked nutritional benefit for rhizomatous growth. New Phytol 142:35-48
6. Callaghan TV (1976) Growth and population dynamics of Carex bigelowii in an alpine environment. Strategies of growth and population dynamics of tundra plants 3. Oikos 27:402-413
7. Callaghan TV, Carlsson BA (1996) Impacts of climate change on demographic processes and population dynamics in arctic plants. In: Oechel WC, Callaghan TV, Gilmanov T, Holten JI, Maxwell B, Molau U, Svinbjornsson B (eds) Global change and Arctic terrestrial ecosystems. Springer, Berlin Heidelberg New York, pp 129-153
8. Chapin FS, Shaver GR, Giblin AE, Nadelhoffer KJ, Laundre JA (1995) Responses of arctic tundra to experimental and observed changes in climate. Ecology 76:694-711
9. Christensen TR, Jonasson S, Callaghan TV, Havstrom M, Livens FR (1999) Carbon cycling and methane exchange in Eurasian Tundra Ecosystems. Ambio 38:239-244
10. 4 flux between tundra vegetation types. Global Biogeochem Cycles 14:701-714
11. Danell K, Erlinge S, Hogstedt G, Hasselquist D, Olofsson EB, Seldal T, Svesson M (1999) Tracking past and ongoing leming cycles on the Eurasian Tundra. Ambio 28:225-229
12. Dawson TE, Bliss LC (1993) Plants as mosaics: leaf-, ramet-, and gender-level variation in the physiology of the dwarf willow, Salix arctica. Funct Ecol 7:293-304
13. Dodd MB, Lauenroth WK, Welker JM (1998) Differential water resource use by herbaceous and woody plants in a shortgrass steppe community. Oecologia 117:504-512
14. Ehleringer JR, Cooper TA (1988) Correlations between the carbon isotope ratio and microhabitat in desert plants. Oecologia 76:562-566
15. Ehleringer JR, Phillips SL, Schuster SF, Sandquist DR (1991) Differential utilization of summer rains by desert plants. Oecologia 88:430-434
16. Emmerton KS, Callaghan TV, Jones HE, Leake JR, Michelsen A, Read DJ (2001a) Assimilation and isotopic fractionation of nitrogen by mycorrhizal fungi. New Phytol 151:503-511
17. Emmerton KS, Callaghan TV, Jones HE, Leake JR, Michelsen A, Read DJ (2001b) Assimilation and isotopic fractionation of nitrogen by mycorrhizal and nonmycorrhizal subarctic plants. New Phytol 151:513-524
18. Farquhar GD, Lloyd J (1993) Carbon and oxygen isotope effects in the exchange of carbon dioxide between terrestrial plants and the atmosphere. In: Ehleringer J, Hall A, Farquhar G (eds) Stable isotopes and plant carbon-water relations. Academic, San Diego, pp 47-70
19. 2 under different environmental conditions. Oecologia 52:121-124
20. Farquhar GD, Ehleringer JR, Hubick K (1989) Carbon isotope discrimination and photosynthesis. Annu Rev Plant Physiol Plant Mol Biol 40:503-537
21. Gebauer G, Giesemann A, Schultze E-D, Jager HJ (1994) Isotope ratios and concentrations of sulfur and nitrogen in needles and soils of Picea abies stands as influenced by atmospheric deposition of sulfur and nitrogen compounds. Plant Soil 164:267-281
22. Gebauer RLE, Ehleringer JR (2000) Water and nitrogen uptake patterns following moisture pulses in a cold desert community. Ecology 81:1415-1424
23. Goryachkin SV, Zlotin RI, Tertitsky GM (1994) Diversity of natural ecosystems in the Russian Arctic: a guidebook. Reprocentralen, Lund University
24. Handley LL, Raven JA (1992) The use of natural abundances of nitrogen isotopes in plant physiology and ecology. Plant Cell Environ 15:965-985
25. Hedberg D, Hjort C, Sonesson M (1999) The Northwest Passage: an ecological approach. Ambio 38:210-211
26. Henry GHR, Svoboda J, Freedman B (1990) Standing crop and net production of sedge meadows on an ungrazed polar desert oasis. Can J Bot 68:2660-2667
27. Hertefeldt TD, Jónsdóttir IS (1999) Extensive physiological integration in intact clonal systems of Carex arenaria. J Ecol 87:258-264
28. Hirose T, Lambers H, Konings H, Van Der Werf A (1989) Modelling of respiration: effect of variation in respiration of plant growth in two Carex species. Funct Ecol 3:655-665
29. 15N natural abundance in soil-plant systems. New Phytol 137:179-203
30. Jonasson S (1983) Nutrient content and dynamics in north Swedish tundra areas. Holarct Ecol 6:295-304
31. Jonasson S (1989) Implications of leaf longevity, leaf nutrient reabsorption, and translocation for the resource economy of five evergreen species. Oikos 56:121-131
32. Jones MH, Fahnestock JT, Walker DA, Walker MD, Welker JM (1998) Carbon dioxide fluxes in moist and dry arctic tundra during the snow-free season: responses to increases in summer temperature and winter snow accumulation. Arct Alp Res 30:373-380
33. 2 flux, soil organic matter and soil microbial biomass from different high arctic ecosystem types in northwestern Greenland. Arct Antarct Alp Res 32:104-106
34. Jónsdóttir IS, Callaghan TV (1988) Interrelationships between different generations of interconnected tillers of Carex bigelowii. Oikos 52:120-128
35. 14C photoassimilates between tillers of Carex bigelowii. Oikos 54:211-219
36. 15N and nitrate reductase assays. New Phytol 114:419-428
37. Jónsdóttir IS, Watson MA (1997) Extensive physiological integration: an adaptive trait in resource-poor environments? In: De Kroon H, van Groenendale J (eds) The ecology and evolution of clonal plants. Backhuys, Leiden, pp 109-136
38. Jónsdóttir IS, Virtanen R, Karnefelt I (1999) Large-scale differentiation and dynamics in tundra plant populations and vegetation. Ambio 38:230-238
39. Körner Ch (1989) The nutritional status of plants from high altitudes. A worldwide comparison. Oecologia 81:379-391
40. Lambers H, Van Der Werf A (1988) Variation in the rate of root respiration of two Carex speices: a comparison of four related methods to determine the energy requirements for growth, maintenance, and ion uptake. Plant Soil 111:207-211
41. McGraw JB, Fetcher N (1992) Response of tundra plant populations to climatic change. In: Chapin FS, Jeffries RL, Reynolds JF, Shaver GR, Svoboda J (eds) Arctic ecosystems in a changing climate: an ecophysiological perspective. Academic, San Diego, pp 359-376
42. 15N abundance of subarctic plants provides field evidence that ericoid, ectomycorrhizal, and non-and arbuscular mycorrrhizal species access different sources of soil N. Oecologia 105:53-63
43. 15N natural abundance in heath and forest tundra ecosystems is closely correlated with presence and type of mycorrhizal fungi in roots. Oecologia 115:406-418
44. Murray DF (1994) Floristics, systematics, and the study of arctic vegetation - a commentary. J Veg Sci 5:777-780
45. 15N natural abundances and N use by tundra plants. Oecologia 107:386-394
46. Nosko P, Courtin GM (1995) The water relations of Carex stans in wet sedge-moss tundra at a high arctic oasis, Devon Isl., NWT Canada. Arct Alp Res 27:137-145
47. Peterson BJ, Holmes RM, McClelland JW, Vörösmarty CJ, Shiklomanov AI, Lammers RB, Rahmstorfs S (2002) Increasing river discharge to the Arctic Ocean. Science 298:2171-2173
48. Polyakov I, Akasofu I, Bhatt U, Colony R, Ikeda M, Makshtas A, Swingley C, Walsh D, Walsh J (2002) Trends and variations in the arctic climate system. EOS 83:547-548
49. Rice KJ, Gordon DR, Hardison JL, Welker JM (1993) Phenotypic variation in seedlings of a "keystone" tree species (Quercus douglasii): the interactive effects of acorn source and competitive environment. Oecologia 96:536-547
50. 15N as an integrator of the nitrogen cycle. Trends Ecol Evol 16:153-162
51. SAS Institute (1999) SAS/STAT User's Guide version 6, 4th edn. SAS Institute, Cary, N.C.
52. Schimel JP, Bilbrough CB, Welker JM (2004) The effect of changing snow cover on year-round soil nitrogen dynamics in Arctic tundra ecosystems. Soil Biol Biochem (in press)
53. Serreze MC, Walsh JE, Chapin FS, Osterkamp T, Dyurgerov M, Romanovsky V, Oechel WC, Morison J, Zhang T, Barry RG (2000) Observational evidence of recent change in the northern high-latitude environment. Clim Change 46:159-207
54. Shaver GR, Chapin FS, Billings DW (1979) Ecotypic differentiation of Carex aquatilis in relation to ice-wedge polygons in the Alaskan coastal tundra. J Ecol 67:1025-1046
55. Shaver GR, Billings DW, Chapin FS, Giblin AE, Nadelhoffer KJ, Oechel WC, Rastetter EB (1992) Global change and the carbon balance of arctic ecosystems. BioScience 42:433-441
56. 2 flux in wet sedge tundra: responses to nutrients, temperature, and light. Ecol Appl 68:75-97
57. Shaver GR, Canadell J, Chapin FS, Gurevitch J, Harte J, Henry G, Ineson P, Jonasson S, Melillo J, Pitelka L, Rustad L (2000) Global warming and terrestrial ecosystems: a conceptual framework for analysis. BioScience 50:871-882
58. Stenstrom A (2000) Morphological variation in clonal sedges (Carex) in the Eurasian arctic: effects of taxonomy, ecotypes, lemmings, and climate. From pollination to variation-reproduction in arctic clonal plants and the effects of simulated climate change. PhD Thesis, Botanical Institute, Goteborg University
59. Stenstrom A, Jónsdóttir IS, Augner M (2002) Genetic and environmental effects on morphology in clonal sedges in the Eurasian Arctic. Am J Bot 89:1410-1421
60. 4 flux in unmanaged ecosystems: an arctic example. Funct Ecol 7:369-379
61. Welker JM, Briske DD (1992) Clonal biology of the temperate, caespitose, graminoid Schizchyrium scoparium: a synthesis with reference to climate change. Oikos 63:357-365
62. Welker JM, Rykiel EJ, Briske DD, Goeschl JD (1985) Carbon import among vegetative tillers within two bunchgrasses: assessment with carbon-11 labeling. Oecologia 67:209-212
63. Welker JM, Briske DD, Weaver RW (1987) Nitrogen-15 partitioning within a three generation tiller sequence of the bunchgrass Schizachyrium scoparium: response to selective defoliation. Oecologia 24:330-334
64. Welker JM, Briske DD, Weaver RW (1991) Intraclonal nitrogen allocation in the bunchgrass Schizachyrium scoparium: an assessment of the physiological individual. Funct Ecol 5:433-440
65. Welker JM, Wookey PA, Parsons AN, Callaghan TV, Press MC, Lee JA (1993) Leaf carbon isotope discrimination and demographic responses of Dryas octopetala to water and temperature manipulations in a high arctic polar semi-desert, Svalbard. Oecologia 95:463-470
66. 13C and the δD characteristics of annual growth segments in the long-lived, arctic clonal plant Cassiope tetragona. Palaeoclim Res 15:105-120
67. Welker JM, Molau U, Parsons AN, Robinson C, Wookey PA (1997) Response of Dryas octopetala to ITEX manipulations: a synthesis with circumpolar comparisons. Global Change Biol 3:61-73
68. 2 flux from dry and moist arctic tundra: field responses to increases in summer temperature and winter snow depth. Clim Change 44:139-150
69. Wookey PA, Parsons AN, Welker JM, Potter JC, Callaghan TV, Lee JA, Press MC (1993) Comparative responses of subarctic and high arctic ecosystems to simulated climate change. Oikos 67:490-502
70. Wookey PA, Robinson CH, Parsons AN, Welker JM, Press MC, Callaghan TV, Lee JA (1995) Environmental constraints on the growth and performance of Dryas octopetala ssp. at a high arctic polar semi-desert. Oecologia 102:478-489