Directory of field activities of the Bureau of Plant Industry.
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| Corporate Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture, Bureau of Plant Industry,
1931.
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| Series: | Miscellaneous publication (United States. Department of Agriculture) ;
no. 129. |
| Subjects: |
| Item Description: | Cover title. "Issued December, 1931." Includes index. |
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| Physical Description: | iv, 120 pages ; 15 cm. |