Productivity of labor in agricultural production.
Series: University of Illinois College of Agriculture. Agricultural Experiment Station bulletin 726; Bulletin (University of Illinois at Urbana-Champaign. Agricultural Experiment Station) ;; 726.
Published: 1967
Place of publication: [Urbana
Language: eng
Number of pages: 73
Subjects: Agriculture -- Labor productivity -- United States.
Notes: Bibliographical footnotes.
Cover title.