The effect of initial number of tree per acre and thinning densities on timber yields from red pine plantations in the Lake States /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
St. Paul, Minn. :
North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture,
1981
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| Series: | USDA Forest Service research paper NC ;
193 |
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