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2001.
“Nitric acid dry deposition to conifer forests: Niwot Ridge spruce-fir-pine study”
35: 3851-3859.
2001.
“Soil ecological interactions: comparisons between tropical and subalpine forests”
128: 549-556.
2001.
“Effects of the northern pocket gopher (Thomomys talpoides) on alpine soil characteristics, Niwot Ridge, CO”
55 (2): 195-218.
2001.
“Role of organic nitrogen in the nitrogen cycle of a high-elevation catchment, Colorado Front Range”
37 (10): 2569-2581.
1996.
“Mineral nitrogen transformationsin and under seasonal snow in a high-elevation catchment in the Rocky Mountians, USA”
32(10): 3161-3171..
2000.
“Early spring nitrogen uptake by snow-covered plants: a comparison of arctic and alpine plant function under the snowpack”
31: 191-195.
2000.
“Biotic controls over ecosystem response to environmental change in alpine tundra of the Rocky Mountains”
29: 396-400.
1999.
“The relationship between soil heterotrophic activity, soil dissolved organic carbon (DOC) leachate, and cachment-scale DOC export in headwater catchments”
35: 1895-1902.
1999.
“The effect of mobile tree islands on soil phosphorus concentrations and distribution in an alpine ecosystem”
31: 16-20.
2000.
“Effects of willow (Salix brachycarpa) on populations of salicylate-mineralizing microorganismsin alpine soils”
26: 2049-2057.
1999.
“Colonization of contaminated soil by an introduced bacterium: effects of initial peentachlorophenol levels on the survival of Sphingomonas chlorophenolica strain RA2”
31: 1649-1655.
1999.
“Acetate stimulates atmospheric CH4 oxidation by an alpine tundra soil”
31(12): 1649-1655.
2001.
“Plant Species Richness, Productivity, and Nitrogen and Phosphorus Limitations across a Snowpack Gradient in Alpine Tundra, Colorado, U.S.A”
33(1): 100-106.
1992.
“Estimating Surface Reflectance and Albedo from Landsat-5 Thematic Mapper over Rugged Terrain”
58: 551-558.
1986.
“Factors influencing soil moisture and plant community distribution on Niwot Ridge, Front Range, Colorado, U.S.A”
18(1): 83-96.
2000.
“Comparison of the abundance and composition of soil fauna in tropical and subalpine forests”
44: 545-555..
2000.
“Simulation of carbon and nitrogen cycling in an alpine tundra”
32: 147-154..
2001.
“Effects of moblie tree islands on alpine tundra soils”
82: 8-15.
2001.
“Protecting headwater catchments from future degradation, San Miguel River, CO”
21(1): 71-78.
2000.
“Critical loads for inorganic nitrogen deposition in the Colorado Front Range,USA”
10(6): 1648-1665.









