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The main effect burning on water quality is the potential for increased runoff of rainfall. Runoff may carry suspended soil particles, dissolved inorganic nutrients, and other materials into adjacent streams and lakes, reducing water quality and…
Author(s): A. R. Tiedemann, Carol E. Conrad, John H. Dieterich, James W. Hornbeck, Walter F. Megahan, Leslie A. Viereck, Dale D. Wade
Year Published:

Many species of insects and diseases create residues that predispose forests to fire. Conversely, natural factors such as fire, wind-throw, and other agents create forest residues that predispose forests to diseases and insects, including bark and…
Author(s): David G. Fellin
Year Published:

Systems to enable land managers to locate, evaluate, and counter the fire threat of lightning storms are in the early stages of development. In the western U.S. and Alaska, the Bureau of Land Management has established networks of instruments that…
Author(s): Donald J. Latham
Year Published:

Examines economic feasibility of managing nonslash fuels in mature timber to reduce the costs and damages of wildfire. A 1.2-million-acre (496,000 hectare) study area is stratified by timber value, fire occurrence rate, and fuel hazard. Maximum…
Author(s): Donald Brent Wood
Year Published:

Elk use of aspen alones was deterred only one winter following prescribed fire. Numbers of aspen suckers on the nine burned clones increased 178 percent in 3 years, but the response varied greatly among clones. Elk browsing the third winter after…
Author(s): Joseph V. Basile
Year Published:

The quality of a forest site is governed by its physical conditions (temperature, moisture, soil parent materials) as they affect plant and soil. Microbes greatly affect soil development. Their activities mediate nutrient status through release,…
Author(s): Alan E. Harvey, Martin F. Jurgensen, Michael J. Larsen
Year Published:

This report discusses fire-related research needs in the western regions of the Forest Service. These needs were expressed by personnel at all management levels. Responses were one part of a more general study designed to establish information…
Author(s): Richard J. Barney
Year Published:

Fire frequencies averaged 32 to 70 years in sagebrush-grass communities. Early spring and late fall fires are the least harmful to perennial grasses, although small plants and those with coarse stems are more tolerant of fire than large plants and…
Author(s): Henry A. Wright, Leon F. Neuenschwander, Carlton M. Britton
Year Published:

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Author(s): Floyd A. Gordon
Year Published:

From the text ... 'The quantitative effects of the reduction in soil-water loss by evapotranspiration vary under different physiographic conditions, intensities or vegetation removal or deadening, and the kind of vegetation removed. Intense wildfire…
Author(s): G. O. Klock, J. D. Helvey
Year Published:

Concentration of Na, K, Ca, Mg, and N in precipitation falling through smoke during a forest fire was 20 to 70 times greater than in normal precipitation. Climatic conditions during the Pine Creek fire in central Idaho were optimal for collecting…
Author(s): James L. Clayton
Year Published:

From the text ... 'Many forest types owe their origin, perpetuation, and distinctive characteristics to fire. What may be called the normal hydrologic behavior of many forested watersheds already incorporates some effect of fire -- both natural and…
Author(s): H. W. Anderson
Year Published:

Reviews current knowledge of the effects of intensive wood utilization, prescribed burning, or a combination of both treatments, on the microbial ecology of forest soils. Identifies additional research that must be done to fill voids in knowledge.
Author(s): Alan E. Harvey, Martin F. Jurgensen, Michael J. Larsen
Year Published:

Conventional statistical techniques are used to answer the question, "What is the necessary station density for a fire danger network?" The Burning Index of the National Fire-Danger Rating System is used as an indicator of fire danger.…
Author(s): Rudy M. King, R. William Furman
Year Published:

In the year following the 1961 Sleeping Child forest fire on the Bitterroot National Forest, Montana, 11 permanent transects were established within the burn. Vegetation development was recorded through 1973, but only four transects were considered…
Author(s): L. Jack Lyon
Year Published:

Equations were developed for estimating fuel loading (g/m2) of grasses, narrow-leaved forbs, broad-leaved forbs, and small woody plants common to western Montana and north Idaho. Independent variables were plant height and percentage of ground…
Author(s): James K. Brown, Michael A. Marsden
Year Published:

Problems being encountered in implementing fire prevention programs were explored by studying the organization for fire prevention at the Fish Lake, Uinta, and Wasatch National Forests in Utah. The study focused on role congruency in fire prevention…
Author(s): John R. Christiansen
Year Published:

Presents frequencies, intensities, and influences of fire on stand structure and composition on the Bitterroot National Forest in west-central Montana. Three study areas were established, each having a wide range of elevations and forest types.…
Author(s): Stephen F. Arno
Year Published: