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Arctic and North Atlantic Oscillation phase changes are recorded in the isotopes (delta O-18 and delta C-13) of Cassiope tetragona plants 期刊论文
发表期刊: GLOBAL CHANGE BIOLOGY. 出版年: 2005, 卷号: 11, 期号: 7, 页码: 997-1002
作者:  Welker, JM;  Rayback, S;  Henry, GHR
收藏  |  浏览/下载：9/0  |  提交时间：2019/11/28
CO2 exchange in three Canadian High Arctic ecosystems: response to long-term experimental warming 期刊论文
发表期刊: GLOBAL CHANGE BIOLOGY. 出版年: 2004, 卷号: 10, 期号: 12, 页码: 1981-1995
作者:  Welker, JM;  Fahnestock, JT;  Henry, GHR;  O’Dea, KW;  Chimner, RA
收藏  |  浏览/下载：7/0  |  提交时间：2019/11/28
Arctic tundra  carbon cycling  carbon isotopes  climate change  Ellesmere Island  polar oasis  
Leaf isotopic (delta C-13 and delta N-15) and nitrogen contents of Carex plants along the Eurasian Coastal Arctic: results from the Northeast Passage expedition 期刊论文
发表期刊: POLAR BIOLOGY. 出版年: 2003, 卷号: 27, 期号: 1, 页码: 29-37
作者:  Welker, JM;  Jonsdottir, IS;  Fahnestock, JT
收藏  |  浏览/下载：4/0  |  提交时间：2019/11/28
A note on summer CO2 flux, soil organic matter, and microbial biomass from different high arctic ecosystem types in northwestern Greenland 期刊论文
发表期刊: ARCTIC ANTARCTIC AND ALPINE RESEARCH. 出版年: 2000, 卷号: 32, 期号: 1, 页码: 104-106
作者:  Jones, MH;  Fahnestock, JT;  Stahl, PD;  Welker, JM
收藏  |  浏览/下载：8/0  |  提交时间：2019/11/28
Stable isotopic composition of precipitation in the semi-arid north-central portion of the US Great Plains 期刊论文
发表期刊: JOURNAL OF HYDROLOGY. 出版年: 2000, 卷号: 238, 期号: 1-2, 页码: 90-109
作者:  Harvey, FE;  Welker, JM
收藏  |  浏览/下载：3/0  |  提交时间：2019/11/28
precipitation  isotopes  climate  NADP  groundwater  Great Plains  
Carbon and water relations of Salix monticola in response to winter browsing and changes in surface water hydrology: an isotopic study using delta C-13 and delta O-18 会议论文
会议名称: Conference on Applications of Stable Isotope Techniques to Ecological Studies. 会议地点: SASKATOON, CANADA. 会议日期: APR 20-22, 1998
作者:  Alstad, KP;  Welker, JM;  Williams, SA;  Trlica, MJ
收藏  |  浏览/下载：6/0  |  提交时间：2019/12/07
stable isotopes  plant-animal interactions  Rocky Mountain National Park  riparian ecosystems  ungulates  
Carbon and water relations of Salix monticola in response to winter browsing and changes in surface water hydrology: an isotopic study using delta C-13 and delta O-18 期刊论文
发表期刊: OECOLOGIA. 出版年: 1999, 卷号: 120, 期号: 3, 页码: 375-385
作者:  Alstad, KP;  Welker, JM;  Williams, SA;  Trlica, MJ
收藏  |  浏览/下载：8/0  |  提交时间：2019/11/28
stable isotopes  plant-animal interactions  Rocky Mountain National Park  riparian ecosystems  ungulates  
Differential water resource use by herbaceous and woody plant life-forms in a shortgrass steppe community 期刊论文
发表期刊: OECOLOGIA. 出版年: 1998, 卷号: 117, 期号: 4, 页码: 504-512
作者:  Dodd, MB;  Lauenroth, WK;  Welker, JM
收藏  |  浏览/下载：13/0  |  提交时间：2019/11/28
plant functional types  selective removal  shortgrass steppe  soil water  stable isotopes  
EPICUTICULAR WAXES OF 2 ARCTIC SPECIES - COMPOSITIONAL DIFFERENCES IN RELATION TO WINTER SNOW COVER 期刊论文
发表期刊: PHYTOCHEMISTRY. 出版年: 1995, 卷号: 38, 期号: 1, 页码: 45-52
作者:  RIELEY, G;  WELKER, JM;  CALLAGHAN, TV;  EGLINTON, G
收藏  |  浏览/下载：7/0  |  提交时间：2019/11/28
DRYAS OCTOPETALA  ROSACEA  SAXIFRAGA OPPOSITIFOLIA  SAXIFRAGACEA  ARCTIC PLANT ECOLOGY  CLIMATE CHANGE  EPICUTICULAR WAX  SVALBARD  
Responses of plant litter decomposition and nitrogen mineralisation to simulated environmental change in a high arctic polar semi-desert and a subarctic dwarf shrub heath 期刊论文
发表期刊: OIKOS. 出版年: 1995, 卷号: 74, 期号: 3, 页码: 503-512
作者:  Robinson, CH;  Wookey, PA;  Parsons, AN;  Potter, JA;  Callaghan, TV;  Lee, JA;  Press, MC;  Welker, JM
收藏  |  浏览/下载：5/0  |  提交时间：2019/11/28