Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"forest surveys"”.
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The ecology of venom use in the Javan Slow Loris (Nycticebus Javanicus) and its implications for conservation
… species using camera traps and by conducting forest surveys throughout Java. Venom may be sequestered from secondary plant metabolites and noxious arthropods, as the latter were abundant at the study site. Javan slow lorises fed extensively on gum (56 %) and 95 % of faecal samples contained …
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The long-run timber output potential in eastern Virginia
Some alarming trends in commercial forest acreage and pine growing stocks have been developing over the course of four Forest Surveys in eastern Virginia; Forest Survey Unit 1. The importance of the timber resource to the region's economy has brought about a need for research into the long-run …
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An Analysis of Recreation User Perceptions: Crowding, Conflict, and Satisfaction at Diamond Lake, Oregon
… at Diamond Lake within the Umpqua National Forest. Surveys were conducted face-to-face, on-site with visitors using an iPad format for ease in compiling and analyzing results. In total, 772 surveys were collected during the three month survey period.;Results indicated that fishing was by far …
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Using Species Distribution Modeling to Assess Illegal Trade Risk: A Case Study of US Imports of Endangered Mahogany (Swietenia spp.)
… species occurrence data from government forest surveys and presence-only species occurrence data from citizen science programs and herbarium collections for each Swietenia species. Both data types were modeled as dependent on climate variables, with the presence-only data also modeled as …
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Flood Processes, Forest Dynamics, and Disturbance In the Congaree River Floodplain, South Carolina
… impacts. This study was designed to examine the forest development dynamics in abandoned meander landforms on the Congaree River floodplain, South Carolina in order to gain a better understanding of the forest successional responses to environmental gradients and historic logging …
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Sampling strategies for forest aerial detection survey in Colorado
… survey (ADS) has been commonly employed in forest surveys in the United States for detecting forest damage and monitoring forest health. In Colorado, ADS by USDA Forest Service has conducted annual 100% census of government forested land for more than 20 years with the goal of achieving …