How food production affects the environment
By: Robert D. Walker
Series: Circular (University of Illinois at Urbana-Champaign. Cooperative Extension Service) -- 1037; Circular (University of Illinois at Urbana-Champaign. Cooperative Extension Service) -- 1037.
Publisher: University of Illinois at Urbana-Champaign, College of Agriculture, Cooperative Extension Service
Published: 1971
Place of publication: Urbana, Ill
Language: eng
Subjects: Agricultural ecology; Agricultural pollution
Notes: Reprinted in May, 1971.