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Nitrogen fertilizers > Environmental aspects

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1.
Nitrogen in agricultural systems implications for conservation policy
Published
[Washington, D.C.] : U.S. Dept. of Agriculture, Economic Research Service, [2011]
Online
http://purl.fdlp.gov/GPO/gpo17049
Location
Yale Internet Resource >> None
Format
Books / Online
2.
Pesticide occurrence in groundwater in areas of high-density row crop production in Alabama, 2009
Author
Moreland, Richard S.
Published
Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2011.
Online
https://purl.fdlp.gov/GPO/gpo121013
Location
Yale Internet Resource >> None
Format
Books / Online
3.
Understanding greenhouse gas emissions from agricultural management
Published
Washington, DC : American Chemical Society, 2011.
Online
Online book
Location
Yale Internet Resource >> None
Format
Books / Online
4.
Nitrate, agriculture, and the environment
Author
Addiscott, T. M. (Tom M.)
Published
Wallingford, Oxfordshire, UK ; Cambridge, MA, USA : CABI Pub., c2005.
Online
Online book
Location
Yale Internet Resource >> None
Format
Books / Online
5.
Agriculture and the nitrogen cycle assessing the impacts of fertilizer use on food production and the environment
Published
Washington, D.C. : Island Press, c2004.
Online
Online book
Location
Yale Internet Resource >> None
Format
Books / Online
6.
Concentrations and possible sources of nitrate in water from the Silurian-Devonian aquifer, Cedar Falls, Iowa
Author
Schaap, Bryan D.
Published
Iowa City, Iowa : U.S. Department of the Interior, U.S. Geological Survey, 1999.
Online
https://purl.fdlp.gov/GPO/gpo141104
Location
Yale Internet Resource >> None
Format
Books / Online
7.
Concentrations and possible sources of nitrate in water from the Silurian-Devonian aquifer, Cedar Falls, Iowa
Author
Schaap, Bryan D.
Published
Iowa City, Iowa : U.S. Department of the Interior, U.S. Geological Survey, 1999.
Online
https://purl.fdlp.gov/GPO/gpo141104
Location
Yale Internet Resource >> None
Format
Books / Online