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1. Connectivity of the American agricultural landscape: assessing the national risk of crop pest and disease spread

Author

Margosian, Margaret L., Garrett, Karen A., Hutchinson, J.M. Shawn, and With, Kimberly A.

Subjects
Plant diseases -- Causes of -- Distribution -- Control -- Methods -- Usage -- Protection and preservation, Pests -- Control, Agricultural land -- Management -- Protection and preservation -- Usage -- Methods, Geographic information systems -- Usage -- Distribution, Company business management, Company distribution practices, Geographic information system, Biological sciences
Abstract

More than two-thirds of cropland in the United States is devoted to the production of just four crop species--maize, wheat, soybeans, and cotton--raising concerns that homogenization of the American agricultural [...]

Published
2009

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