Soil conservation. assessing the national resources inventory / Volume 2 :

Dades bibliogràfiques
Autor corporatiu:	National Research Council (U.S.). Board on Agriculture. Committee on Conservation Needs and Opportunities
Format:	Licensed eBooks
Idioma:	anglès
Publicat:	Washington, D.C. : National Academy Press, 1986.
Accés en línia:	https://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&AN=123886

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