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NALDC Record Details:
Corn diseases in the United States and their control
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
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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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