Germination and survival of Douglas-fir in northern California-- effects of time of seeding, soil type, and aspect /
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| Main Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Berkeley, Calif. :
Pacific Southwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture,
1971.
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| Series: | Research note PSW ;
245. |
| Subjects: |