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An actively curated bibliography of high impact LTER research products dating from 1980.

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LTER Bibliography

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1992
Sievering H, Burton D, Caine N. Atmospheric loading of nitrogen to alpine tundra in the Colorado Front Range. 1992;6:339-346.
1995
Cress RG, Williams MW, Sievering H. Dry depositional loading of nitrogen to an alpine snowpack, Niwot Ridge, Colorado. In: Tranter M Biogeochemistry of Seasonally Snow Covered Basins. Vol. 228. Biogeochemistry of Seasonally Snow Covered Basins. Wallingford, UK,; 1995. p. 33-40.
Rusch D, Sievering H. Variation in ambient air nitrogen concentration and total annual atmospheric deposition at Niwot Ridge, Colorado. In: Tranter M Biogeochemistry of Seasonally Snow Covered Basins. Vol. 228. Biogeochemistry of Seasonally Snow Covered Basins. Wallingford, UK,; 1995. p. 23-32.
1996
Sievering H, Rusch D, Marquez L. Nitric acid, particulate nitrate and ammonium in the continental free troposphere: Nitrogen deposition to an alpine tundra ecosystem. 1996;30(14):2527-2537.
1999
Calanni J, Berg E, Wood W, Mangis D, Boyce R, Weathers W, Sievering H. Atmospheric nitrogen deposition at a conifer forest: response of free amino acids in engelmann spruce needles. 1999;105:79-89.
2001
Sievering H. Chapter 3: Atmospheric chemistry and deposition. In: Seastedt TR Structure and function of an alpine ecosystem: Niwot Ridge, Colorado. Structure and function of an alpine ecosystem: Niwot Ridge, Colorado. ; 2001. p. .
Rattray G, Sievering H. Dry deposition of ammonia, nitric acid, and nitrate to alpine tundra at Niwot Ridge, CO. 2001;35:1085-1109.
Sievering H, Kelly T, McConville G, Seibold C, Turnipseed A. Nitric acid dry deposition to conifer forests: Niwot Ridge spruce-fir-pine study. 2001;35:3851-3859.
2003
Tomaszewski T, Boyce R, Sievering H. Canopy uptake of atmospheric nitrogen and new growth nitrogen requirement at a Colorado subalpine forest. 2003;33(11):2221-2227.
2007
Tomaszewski T, Sievering H. Canopy uptake of atmospheric N deposition at a conifer forest: Part II - response of chlorophyll fluorescence and gas exchange parameters. 2007;59 (3):493-501.
Sievering H, Tomaszewski T, Torizzo J. Canopy uptake of atmospheric N deposition at a conifer forest: part I - canopy N budget, photosynthetic efficiency and net ecosystem exchange. 2007;59 (3):483-492.
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