How to "train" black walnut seedlings /
| Main Author: | |
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
St. Paul :
U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station,
[1976]
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| Edition: | Rev. |
| Subjects: |
| Physical Description: | 4 pages : illustrations ; 23 x 10 cm. |
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