Agricultural scotoma
Subtitle: a limiting vision of the future : Seaman A. Knapp Memorial lecture
By: presented by Dr. Russell G. Mawby at the annual meeting of National Association of State Universities and Land-Grant Colleges, Washington, D.C., November 14, 1983.
Contributors: United States. Extension Division.; National Association of State Universities and Land-Grant Colleges.
Publisher: U.S. Dept. of Agriculture, Extension Service
Published: 1983
Place of publication: Washington, D.C
Language: eng
Number of pages: 23
Subjects: Knapp, Seaman Ashahel, -- 1833-1911.; Agricultural extension work -- United States.
Notes: "November 14, 1983."

Bibliography: p. 22-23.