Search Results for the EPA National Library Catalog

Items Found: 3

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Your Search: (SUBJECT=Nitrogen cycle Research.)

 
 
 

Select Item Title Year Published
Nitrogen isotope techniques 1992
Opportunities in nitrogen management research : improving applications for proven technologies and identifying new tools for managing nitrogen flux and input in ecosystems / 2002
Wetlands and lakes as nitrogen traps. Research programme for the period 1 July 1990 - 30 June 1994. 1991

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