The impact of demonstrations on farmers' attitudes toward fertilizer
By: Everett M. Rogers and A. Eugene Havens
Contributors: Havens, A. Eugene
Series: Research bulletin / Ohio Agricultural Experiment Station -- 896; Research bulletin (Ohio Agricultural Experiment Station) -- 896
Publisher: Ohio Agricultural Experiment Station
Published: 1961
Place of publication: Wooster, Ohio
Language: eng
Number of pages: 26
Subjects: Fertilizers
Notes: Cover title

Includes bibliographical references