Environmental factors that influence the location of crop agriculture in the conterminous United States
By: by Nancy T. Baker and Paul D. Capel ; National Water-Quality Assessment Program
Contributors: Capel, Paul D.; Geological Survey (U.S.); National Water-Quality Assessment Program (U.S.)
Series: Scientific investigations report -- 2011-5108; Scientific investigations report -- 2011-5108.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 2011
Place of publication: Reston, Va
Language: eng
Format: [electronic resource] /
Number of pages: 72
Subjects: Crop zones; Field crops; Location; Environmental aspects
Notes: Title from title screen (viewed on Aug. 17, 2011).

Includes bibliographical references (p. 34-35).