Tests of corn varieties on the Great Plains / by L.L. Zook.
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| Main Author: | |
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1915.
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| Series: | Bulletin of the U.S. Department of Agriculture ;
no. 307. |
| Subjects: |