Evaluating field demonstration programs in Iowa
Subtitle: a progress report from crop years 1990 and 1991
By: by Cheryl K. Contant ... [et al.].
Contributors: Contant, Cheryl Katherine.; Iowa State University. University Extension.
Series: IFM ;; 15; IFM (Ames, Iowa) ;; 15.
Publisher: Iowa State University, University Extension
Published: 1995
Place of publication: Ames, Iowa
Language: eng
Number of pages: 65
Subjects: Agriculture -- Environmental aspects -- Iowa.; Tillage -- Research -- Iowa.
Other titles: Integrated farm management demonstration program
Notes: Includes bibliographical references (p. 65).
"June 1995"--Cover.