Cover Image

Do sunspot cycles affect crop yields? /

Bibliographic Details
Main Author: Harrison, Virden L.
Corporate Author: United States. Department of Agriculture. Economic Research Service
Format: Government Document Book
Language:English
Published: [Washington] : U.S. Dept. of Agriculture, Economic Research Service, [1976]
Series:Agricultural economic report ; no. 327.
Subjects:
Crop yields.
Sunspots.
Description
Item Description:Cover title.
Tables.
Physical Description:iv, 23 pages : illustrations, graphs ; 26 cm.
Bibliography:Bibliography: pages 22-23.