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NALDC Record Details:
Corn diseases in the United States and their control
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Ullstrup, A. J. (Arnold John), 1907
United States. Agricultural Research Service.
Corn -- Diseases and pests -- United States.
29 p., 9 p. of plates
Agricultural Research Service, U.S. Dept. of Agriculture in cooperation with Purdue University Experiment Station
USDA agriculture handbooks
This item is authored by federal employees as part of their official duties and are therefore non-copyrightable and/or published by the federal government and now in the public domain.
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