Grasshopper egg-pod distribution in the northern Great Plains and its relation to egg-survey methods /
Main Author: | |
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Other Authors: | |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1949
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Series: | Circular (United States. Department of Agriculture) ;
no. 816 |
Subjects: |