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Ecosystem

Displaying 5561 - 5580 of 5894 results

This FEIS species review synthesizes information on the relationship of Pteridium aquilinum (western bracken fern) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Marilyn F. Crane
Year Published:

Whitebark pine (Pinus albicaulis) is a valuable wildlife resource in the western United States and southwestern Canada. Its large seeds are a preferred food for a variety of birds and mammals, especially Clark's nutcrackers (Nucifraga columbiana),…
Author(s): Katherine Kendall, Stephen F. Arno
Year Published:

This article discusses social considerations with respect to public wildland forest fire policy. Social attitudes, beliefs and behavioral intentions of wildland fire are described as well as the public's knowledge of the effects of fire. This study…
Author(s): Michael J. Manfredo, Martin Fishbein, Glenn E. Haas, Alan E. Watson
Year Published:

This FEIS species review synthesizes information on the relationship of Vaccinium parvifolium (red huckleberry) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): D. A. Tirmenstein
Year Published:

Disturbance regime is a critical organizing feature of stream communities and ecosystems. The position of a given reach in the river basin and the sediment type within that reach are two key determinants of the frequency and intensity of flow-…
Author(s): Seth R. Reice, Robert C. Wissmar, Robert J. Naiman
Year Published:

This FEIS species review synthesizes information on the relationship of Vaccinium myrtillus (dwarf bilberry) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): D. A. Tirmenstein
Year Published:

This book takes a systems approach to organizational learning. Senge argues that “a learning organization is a place where people are continually discovering how they create reality. And how they can change it”. This book explains why a learning…
Author(s): Peter Senge
Year Published:

This FEIS species review synthesizes information on the relationship of Rosa acicularis (prickly rose) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): Marilyn F. Crane
Year Published:

The responses of streams to the 1979 Mortar Creek fire in central Idaho provide valuable insights into the extended impact of wildfire on trout habitat. The fire dramatically increased runoff and fine sediment levels and reduced shading and cover…
Author(s): G. Wayne Minshall, Douglas A. Andrews, James T. Brock, Christopher T. Robinson, Deron E. Lawrence
Year Published:

A successional process model has been adapted for use with species from ponderosa pine/Douglas-fir (Pinus ponderosa var. ponderosa)/(Pseudotsuga menziesii var. glauca) forests of the inland Northwest. Its design allows modification for application…
Author(s): Robert E. Keane, Stephen F. Arno, James K. Brown
Year Published:

This FEIS species review synthesizes information on the relationship of Populus balsamifera subsp. balsamifera (balsam poplar) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on…
Author(s): Holly T. Harris
Year Published:

This FEIS species review synthesizes information on the relationship of Vaccinium caespitosum (dwarf bilberry) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): D. A. Tirmenstein
Year Published:

This FEIS species review synthesizes information on the relationship of Rubus ursinus (trailing blackberry) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species'…
Author(s): D. A. Tirmenstein
Year Published:

Describes an ecological process model of succession that simulates long-term stand dynamics in forests of the Northern Rocky Mountains. This model is used to evaluate the effects of various fire regimes, including prescribed burning and fire…
Author(s): Robert E. Keane, Stephen F. Arno, James K. Brown
Year Published:

This FEIS species review synthesizes information on the relationship of Salix lutea (yellow willow) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species' taxonomy…
Author(s): Ronald Uchytil
Year Published:

Selected forage species were sampled during the first and second summers after autumn prescribed burning of three sites in southeastern Idaho. They were analyzed for in vitro dry matter digestibility, protein, calcium, and phosphorus. This aspen…
Author(s): Norbert V. DeByle, Philip J. Urness, Deborah L. Blank
Year Published:

Ammonium-based fire retardants are important in managing wildfires, but their use can adversely affect water quality. Their entry, fate, and impact were studied in five forest streams. Initial retardant concentrations in water approached levels…
Author(s): Logan A. Norris, Warren L. Webb
Year Published:

This FEIS species review synthesizes information on the relationship of Alnus viridis subsp. sinuata (Sitka alder) to fire--how fire affects the species and its habitat, and fire management considerations. Information is also provided on the species…
Author(s): Ronald Uchytil
Year Published:

Maintaining an ecosystem shaped primarily by natural geological and ecological processes is a primary goal in Yellowstone National Park (YNP) (Houstori 1971). Thus, one important question about the fires of 1988 is whether they were really natural:…
Author(s): William H. Romme, Don G. Despain
Year Published:

Shrub frequency, cover, and height, and herb frequency and cover were measured on plots from two Douglas-fir habitat types in three cutting units. The plots were measured prior to helicopter yarding and broadcast burning and then 1, 2, 5, and 10…
Author(s): Kathy Geier-Hayes
Year Published: