Agriculture and the environment :

Agriculture and the environment : the 1991 yearbook of agriculture / - Washington, D.C. : U.S. Govt. Print. Off. , c1991. - v. 325 p. : ill. ; 24 cm.

Includes index.


Environmental policy--United States--Periodicals.
Agriculture and state--United States--Periodicals.
Agricultural ecology--United States--Periodicals.

577.55 / AGR

Powered by Koha