The effects of tree age and within tree position on the pulping characteristics of Benguet pine (pinus kesiya Royle ex Gord.) [microform]
| Autor principal: | |
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| Format: | Visual Material |
| Idioma: | English |
| Publicat: |
Quezon City
Photoduplication Service. University of the Philippines Library
1979.
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| Matèries: |