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Author: Jacob, K. D.
Title: The Composition and Distribution of Phosphate Rock With Special Reference to the United States.
Publication info: Beltsville, MD: U.S. Department of Agriculture, National Agricultural Library, Alternative Farming Systems Information Center
2004
Rights/Permissions: Works produced by employees of the U.S. Government as part of their official duties are not copyrighted within the U.S.
Print source: The Composition and Distribution of Phosphate Rock With Special Reference to the United States.
Jacob, K. D.

Washington DC: : United States Department of Agriculture, June 1933
Subject terms:
Phosphate rock United States
J500 Soil Fertility, Fertilizers, and Manures
soil science
natural resources
rock phosphate
phosphorus fertilizers
chemical analysis
chemical composition
geographical distribution
North America
USA
URL: http://name.umdl.umich.edu/17038117.0364.001

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