Ecological crop geography of Germany and its agro-climatic analogues in North America
By: by M. Y. Nuttonson.
Publisher: American Institute of Crop Ecology
Published: 1949
Place of publication: Washington
Language: eng
Number of pages: 36
Subjects: Crops and climate -- Germany.; Crops and climate -- United States.; Crops -- Germany -- Geographical distribution.; Crops -- United States -- Geographical distribution.
Other titles: Ecological crop geography of Germany ...
Notes: Bibliography: p. 36.