Report on codling-moth investigations in the northwest during 1901 / by C.B. Simpson.
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| Main Author: | |
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| Corporate Authors: | , |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture, Division of Entomology,
1902.
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| Series: | Bulletin (United States. Division of Entomology) ;
new ser., no. 35. |
| Subjects: |