Fertilizer use and crop yields in the United States /

Bibliographic Details
Corporate Author:	National Soil and Fertilizer Research Committee (U.S.)
Format:	Government Document Book
Language:	English
Published:	Washington, D.C. : U.S. Dept. of Agriculture, 1954.
Series:	Agriculture handbook (United States. Department of Agriculture) ; no. 68.
Subjects:	Fertilizers > Statistics. Crop yields. Field crops > United States > Statistics.

Evans: US Documents (Annex 5th floor)