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Agricultural Production in the Developing Countries*

Published online by Cambridge University Press:  18 September 2007

G. F. Sprague
Affiliation:
Crops Research Division, U.S.D.A., A.R.S., Beltsville, Maryland, U.S.A.
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Abstract

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Type
Research Article
Copyright
Copyright © Cambridge University Press 1968

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References

* Reprinted from SCIENCE, August 18. 1967, Vol. 157, No.3790. pages 774–778