Search Results for the EPA National Library Catalog

Items Found: 2

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Your Search: (SUBJECT=Carbon cycle Biogeochemistry United States Periodicals.)


Select Item Title Year Published
  1 Managing the fate and transport of nitrogen, carbon, and ammonia in animal manures to improve environmental quality ... annual report [electronic resource]. 2005
  2 Soil carbon cycling, trace gas emission, tillage and crop residue management ... annual report [electronic resource]. 2006

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