1:00 PM FORTUNA, ANN-MARIE¹, HARWOOD, RICHARD¹, PAUL, ELDOR^1,2, ^{1 2} . The effects of compost and crop rotations on carbon turnover in particulate organic matter..

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1:15 PM LICHTER, JOHN¹, SCHLESINGER, WILLIAM², ^{1 2} . Soil carbon dynamics in a forest under free-air carbon dioxide enrichment (FACE)..

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1:30 PM Carrasco, Jonathan¹, Wessman, Carol¹, ¹ . Dissolved organic matter and corresponding sorption capacity of lodgepole pine and trembling aspen soils..

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1:45 PM Lajtha, Kate¹, Spears, Julie¹, Holub, Scot¹, Yano, Yuriko¹, Caldwell, Bruce¹, ¹ . Detrital controls on SOM and nutrient dynamics in an old-growth forest soil..

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2:00 PM Yano, Yuriko¹, Lajtha, Kate², Sollins, Phil¹, Caldwell, Bruce¹, Spears, Julie², ^{1 2} . Characteristics of dissolved organic matter and its stabilization in forest soil..

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2:15 PM Spears, Julie¹, Lajtha, Kate¹, ¹ . Coarse woody debris may influence soil chemistry and direct pedogenesis towards podzolization in the Oregon Cascades..

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2:30 PM Holub, Scott¹, Lajtha, Kate¹, ¹ . The fate and retention of organic and inorganic nitrogen in a western Oregon coniferous forest ..

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2:45 PM Loya, Wendy¹, Johnson, Loretta¹, Nadelhoffer, Knute², ^{1 2} . From plant to soil organic matter: ¹⁴ C Tracing of carbon in arctic tundra soils..

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3:00 PM . Break..

3:15 PM Barrett, John¹, Virginia, Ross¹, Parsons, Andy², Porazinska, Dorota², Wall, Diana², ^{1 2} . Organic matter accumulation and turnover in Dry Valley soils of Antarctica..

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3:30 PM Conant, Richard¹, Six, Johan¹, Paustian, Keith¹, Paul, Eldor¹, ¹ . Carbon saturation in soil fractions: How can it occur?.

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3:45 PM HOBBIE, SARAH¹, MILEY, TIFFANY¹, WEISS, MARISSA², ^{1 2} . Soil carbon and nitrogen dynamics on tundra landscapes with different glacial histories..

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4:00 PM Tokuchi, Naoko¹, Nakanishi, Asami¹, Takeda, Hiroshi¹, ¹ . Comparison of N dynamics in soil between dry dipterocarp forest and dry evergreen forest in central Thailand..

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4:15 PM Adair, Elizabeth¹, Binkley, Dan ¹, ¹ . Patterns of nitrogen accumulation and turnover in riparian soils along the Green and Yampa Rivers..

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4:30 PM Frey, Serita¹, ¹ . Soil nitrogen availability and litter chemistry interact to influence fungal-mediated nitrogen immobilization during litter decomposition..

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4:45 PM Bohlen, Patrick¹, Groffman, Peter², Fahey, Timothy³, Fisk, Melany³, ^{1 2 3} . The influence of invasive earthworms on distribution of soil organic matter depends upon land use history..

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