The impact of new grain varieties in Asia
By: [by Joseph W. Willett.
Series: ERS-foreign; 275
Publisher: U.S. Dept. of Agriculture, Economic Research Service, Foreign Regional Analysis Division
Published: 1969
Place of publication: Washington]
Language: eng
Number of pages: 26
Subjects: Grain -- Asia.; Wheat -- Varieties.; Rice -- Varieties.
Notes: Bibliography: p. 24-26.