FARMERS
OF
FORTY CENTURIES
OR
PERMANENT AGRICULTURE IN CHINA,
KOREA AND JAPAN
By
F. H. KING, D. Sc.
Formerly Professor of Agricultural Physics in the University of Wisconsin
and
Chief of Divison of Soil Management, U. S. Department of Agriculture
Author of “The Soil”; “Irrigation and Drainage”; “Physics of
Agriculture” and “Ventilation for Dwellings,
Rural Schools and Stables.”
Madison, Wis.
MRS. F. H. KING
1911
All rights reserved
