979 resultados para Forest Products Laboratory (U.S.)


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A. J. Jordan, architect. Built in 1856. First chemical laboratory at a state university. Building served medical students and others as both laboratory and classroom. Situated just west and south of the original medical building. Additions made to the one-story building in 1861, 1866, 1868, 1874. In 1880 a two-story addition was added with subsequent additions in 1889 and 1901. Became Economics Building in 1908. Pharmacology occupied north wing 1908-1981. Destroyed by fire Christmas Eve 1981. Two people in the image

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Photograph of drawing by Benno Rohnert. On verso: "Center- First Engineering Bldg. Brick & frame 1881-82. Right-Abandoned campus carpenter shop moved against west side 1883 and used for wood shop. Left-First unit of 3 story brick building started 1885" Original two buildings removed in 1888.

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"The first edition was issued in 1943 under the title 'Bibliography of fundamental and applied research in forest products'."

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In 10 nos. each year, 1907-1909; in 9 nos. each year, 1910-1911: 1. Pulp wood consumption. 2. Lumber, lath and shingles. 3. Slack cooperage stock. 4. Tanbark and tanning extracts. 5. Veneers. 6. Tight cooperage stock. 7. Wood distillation. 8. Cross-ties purchased. 9. Poles purchased. 10. Forest products of the United States.

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Mode of access: Internet.

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"By Nelson S. Perkins, construction engineer, Peter Landsem, assistant construction engineer, National Committee on Wood Utilization, United States Department of Commerce, and Geo. W. Trayer, senior engineer, Forest Products Laboratory, Branch of Research, Forest Service, United States Department of Agriculture."--P.1.

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Title Varies: Forest Products

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The non-timber forest products (NTFPs) sector in Nepal is being promoted with the concept of sustainable management as articulated by the Convention on Biological Diversity. To promote and regulate this sector, Nepal adopted the Herbs and NTFP Development Policy in 2004. The goal of this thesis was to assess the effectiveness of this policy along with other forestry and natural resource policies in Nepal concerning the conservation and sustainable use of NTFPs. I conducted open-ended semi-structured interviews with 28 key informants in summer 2006 in Nepal where I also collected relevant documents and publications. I did qualitative analysis of data obtained from interviews and document review. The research found many important issues that need to be addressed to promote the NTFP sector as envisioned by the Government of Nepal. The findings of this research will help to further implement the policy and promote the NTFP sector through sustainable management practices.

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Mestrado em Engenharia Florestal e dos Recursos Naturais - Instituto Superior de Agronomia - UL

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The research presented in this thesis was conducted to further the development of the stress wave method of nondestructively assessing the quality of wood in standing trees. The specific objective of this research was to examine, in the field, use of two stress wave nondestructive assessment techniques. The first technique examined utilizes a laboratory-built measurement system consisting of commercially available accelerometers and a digital storage oscilloscope. The second technique uses a commercially available tool that incorporates several technologies to determine speed of stress wave propagation in standing trees. Field measurements using both techniques were conducted on sixty red pine trees in south-central Wisconsin and 115 ponderosa pine trees in western Idaho. After in-situ measurements were taken, thirty tested red pine trees were felled and a 15-foot-long butt log was obtained from each tree, while all tested ponderosa pine trees were felled and an 8 1/2 -foot-long butt log was obtained, respectively. The butt logs were sent to the USDA Forest Products Laboratory and nondestructively tested using a resonance stress wave technique. Strong correlative relationships were observed between stress wave values obtained from both field measurement techniques. Excellent relationships were also observed between standing tree and log speed-of-sound values.