The Dutch elm disease /
Main Authors: | , |
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Corporate Author: | |
Other Authors: | |
Format: | Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Agriculture : [for sale by the Supt. of Docs., G.P.O.],
1931
Washington, D.C. : U.S. Dept. of Agriculture, 1931 U.S. Dept. of Agriculture |
Series: | Circular (United States. Department of Agriculture) ;
no. 170 |
Subjects: |