Water temperature influences virtually every biotic component of stream ecosystems. Not surprisingly, increased summer temperatures in streams with coldwater species of fish such as salmon and trout have become a topic of concern regionally and internationally. Although stream temperature has been…
Source: Science Findings 73. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station. 5 p
There is no scientific dispute regarding the existence of a greenhouse effect. There is no doubt that water vapor, carbon dioxide (CO2), and methane concentrations are greenhouse gases. The data showing increases in CO2 in the atmosphere are incontrovertible. Uncertainties arise when the Earth's…
Source: In: Gen. Tech. Rep. SRS–75. Asheville, NC: U.S. Department of Agriculture, Forest Service, Southern Research Station. Chapter 31. p. 365-371.
Spatially explicit data on the location of species across broad geographic areas greatly facilitate effective conservation planning on lands managed for multiple uses. The importance of these data notwithstanding, our knowledge about the geography of biodiversity is remarkably incomplete. An…
Keywords: butterflies, geographic information systems, geographic range, species associations with grazing, species diversity, species impacted by grazing, Southwestern biodiversity, terrestrial vertebrates
Source: Gen. Tech. Rep. RMRS-GTR-152. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 42 p. + DVD.
A study of logging utilization in Montana during 2002 provided logging and product utilization data for sawlog and veneer log harvests in Montana. Results of the study indicate a shift toward greater utilization of smaller diameter material, as 78 percent of the harvested volume in Montana during…
Keywords: growing-stock removals, logging residue, sawtimber removals, timber harvest, timber products output, utilization factors
Source: Res. Pap. RMRS-RP-52. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 12 p.
This report traces the flow of Wyoming's 2000 timber harvest through the primary wood-using industries; provides a description of the structure, capacity, and condition of Wyoming's primary forest products industry; and quantifies volumes and uses of wood fiber. Historical wood products industry…
Keywords: forest products, mill residue, sawtimber, timber harvest, Wyoming
Source: Resour. Bull. RMRS-RB-5. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 25 p.
Digital data loggers (thermographs) are among the most widespread instruments in use for monitoring physical conditions in aquatic ecosystems. The intent of this protocol is to provide guidelines for selecting and programming data loggers, sampling water temperatures in the field, data screening…
Keywords: temperature measurement, temperature sampling, thermographs, temperature dataloggers, water temperature, aquatic monitoring, monitoring protocol, data quality control
Source: Gen. Tech. Rep. RMRS-GTR-150. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 15 p.
Explains how STEMS simulates tree growth, mortality, management, and regeneration. Discusses input--including user options and tree lists--output, and applications.
Keywords: simulation, growth projections, forest modeling, timber management, FORTRAN, individual tree
Source: Research Paper NC-252. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
Provides a guide for managing lowland hardwoods in the Lake States. Gives both even-age and uneven-age guides for black ash.
Keywords: Fraxinus nigra, black ash, lowland hardwoods, swamp hardwoods, black ash-American elm-red maple type, management
Source: General Technical Report NC-115. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
This is a complete reference to TWIGS, a forest growth-and-yield program with management and economic components developed for Lake and Central States tree species. The guide describes how TWIGS models growth and yield and how the model can be applied to obtain the best results. Step-by-step…
Keywords: growth and yield (simulation), forest stand management (simulation), economics, computer programs (forestry), silviculture, STEMS
Source: General Technical Report NC-125. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station. 105 p.
Provides summary of management recommendations relating to biological diversity.
Keywords: biological diversity, resource management, ecosystem, public lands, Wisconsin
Source: General Technical Report NC-166. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station