Perennial vegetation, human adaptation, and resilience in the U.S. Corn Belt social-ecological system

Autor:	Atwell, Ryan Cardiff.
Jazyk:	angličtina
Rok vydání:	2008
Popis:	Thesis (Ph.D.)--Iowa State University, 2008. Title from PDF title page (viewed on December 23, 2008) Includes bibliography.
Databáze:	Networked Digital Library of Theses & Dissertations
Externí odkaz:	http://proxy.lib.iastate.edu:2048/login?url=http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:dissertation&res_dat=xri:pqdiss&rft_dat=xri:pqdiss:3342236 Zobrazit plný text záznamu