Rangeland Ecology & Management
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Displaying 1 - 23 of 23 results
- Library Collection RecordRangeland carrying capacity depends on aboveground net primary production (ANPP) and on the sustainable harvest index (HIsust), the portion of ANPP that livestock can consume without undermining the…Publication Date 2015-05
- grazing
- harvest index
- range management
- sustainability
- Library Collection RecordRangeland carrying capacity depends on aboveground net primary production (ANPP) and on the sustainable harvest index (HIsust), the portion of ANPP that livestock can consume without undermining the…Publication Date 2015-05
- grazing
- harvest index
- range management
- sustainability
- Library Collection RecordRecent climatic trends and climate model projections indicate that climate change will modify rangeland ecosystem functions and the services and livelihoods that they provision. Recent history has…Publication Date 2013-09-01
- carbon sequestration
- land change science
- social-ecological systems
- social learning
- sustainability
- transformation
- Library Collection RecordDeveloping sustainable rangeland management strategies requires solution-driven research that addresses ecological issues within the context of regionally important socioeconomic concerns. A key…Publication Date 2013-01-01
- energy development
- greater sage-grouse
- landscape planning
- resource selection
- severe winter conditions
- sustainability
- Library Collection RecordIt is hypothesized that Utah beef producers in certain locations could intensify private land use via improved forages and irrigation. Although intensification could increase ranch productivity and…Publication Date 2009-05-01
- drought
- forage improvements
- irrigated pastures
- linear programming
- range economics
- sustainability
- Library Collection RecordLack of long-term ecological monitoring presents a challenge for sustainable rangeland management in many areas of the western United States. Ranchers and other land managers have local knowledge…Publication Date 2008-03-01
- local knowledge
- ranch memoirs
- rangelands
- sustainability
- Library Collection RecordThe use and management of rangelands involves both ecological and social processes, and it is in the interaction of these that conservation is or is not achieved. Overall, the ecological dimensions…Publication Date 2004-11-01
- land use change
- qualitative research methods
- mental models
- ranchers
- ranch management
- social processes
- sustainability
- Library Collection RecordStocking rate is generally considered to be the most important management factor in sustainable grazing of Great Plains grasslands over management periods of 10 to 20 years or longer. Most studies to…Publication Date 2002-11-01
- birth weight
- calf production
- weaning weight
- Artemisia filifolia
- costs and returns
- optimization
- calves
- temporal variation
- body weight
- stocking rate
- pastures
- beef cows
- profitability
- precipitation
- sustainability
- grazing intensity
- drought
- range management
- seasonal variation
- Artemisia filifolia
- mixed prairie
- Southern Plains
- animal performance
- optimum stocking rate
- Library Collection RecordRangeland ecological condition was monitored over a 48 year period on 41 sites on Bureau of Land Management rangelands scattered across 6 counties in southwestern New Mexico. All sites were grazed by…Publication Date 2002-07-01
- arid grasslands
- ground cover
- semiarid grasslands
- range condition
- precipitation
- sustainability
- grazing intensity
- plant communities
- drought
- range management
- botanical composition
- New Mexico
- beef cattle
- rangeland condition
- succession
- drought
- grazing management
- plant ecology
- Library Collection RecordAn understanding of the impacts of grazing during and following drought on rangeland ecosystems is critical for developing effective drought management strategies. This study was designed to examine…Publication Date 2002-01-01
- Pascopyrum smithii
- Bouteloua gracilis
- tillering
- growth rate
- leaf water potential
- precipitation
- xylem water potential
- drought injury
- tillers
- biomass production
- sustainability
- plant communities
- drought
- range management
- phenology
- Montana
- grazing
- soil water
- Bouteloua gracilis
- Pascopyrum smithii
- production
- rainout shelter
- rest
- water potential
- Library Collection RecordA conceptual approach is commonly needed to provide guidance for developing new strategies concerning the use and management of renewable resources such as rangelands. The theoretical model…Publication Date 2002-01-01
- probability analysis
- ecological balance
- dynamic models
- uncertainty
- markov processes
- mathematical models
- range condition
- sustainability
- range management
- dynamics
- policy
- resources
- stochastic
- Library Collection RecordStructural anti-quality characteristics are physical plant traits that reduce the performance and productivity of herbivores and quality of their agricultural products. Most structural anti-quality…Publication Date 2001-07-01
- shear strength
- animal injuries
- wool
- performance
- tensile strength
- foraging
- habitats
- plant morphology
- duration
- plant anatomy
- pastures
- digestibility
- sustainability
- botanical composition
- quality
- pasture plants
- literature reviews
- grazing
- feed intake
- bite size
- chewing
- canopy structure
- intake rate
- physical plant defenses
- spines
- Library Collection RecordThe scientific study of rangelands in the western United States, started with the first collection of natural history specimens in the 18th century. Gradually over the 19th century, a basic catalog…Publication Date 2000-01-01
- land productivity
- Rocky Mountain region
- public domain
- history
- range condition
- sustainability
- sheep
- overgrazing
- range management
- rangelands
- Library Collection RecordThis investigation was to determine the carrying capacity of the Southern Plains mixed-grass prairie by measuring vegetation and yearling steer gain responses to 2 replicates of 3 different grazing…Publication Date 1999-11-01
- ground cover
- carrying capacity
- liveweight gain
- rain
- stocking rate
- winter
- Oklahoma
- steers
- summer
- sustainability
- botanical composition
- beef cattle
- Library Collection RecordShortgrass rangeland, dominated by blue grama (Bouteloua gracilis [H.B.K.] Lag. ex Steud), was grazed at 3 intensities, equivalent to mean stocking rates of 16.7, 23.0, and 36.5 heifer-days ha-1,…Publication Date 1998-07-01
- long term experiments
- ground cover
- liveweight gain
- stocking rate
- heifers
- sustainability
- grazing intensity
- biomass
- plant litter
- botanical composition
- Colorado
- Library Collection RecordMany piñon-juniper ecosystems in the western U.S. are subject to accelerated erosion while others are undergoing little or no erosion. Controversy has developed over whether invading or encroaching…Publication Date 1998-03-01
- pinyon-juniper
- sloping land
- water erosion
- topography
- runoff
- sustainability
- slopes
- Pinus
- Juniperus
- Library Collection RecordSoil nutrients in topsoils (0-7.5 cm) on grazed hilly and steep land on 2 high country sheep farms with contrasting climate in the upper Waitaki district, South Island, New Zealand, were compared…Publication Date 1996-07-01
- cation exchange capacity
- upland soils
- topsoil
- New Zealand
- sown grasslands
- highlands
- pH
- sustainability
- sheep
- grazing
- Library Collection RecordSustaining rangeland ecosystems is as much a social process as an ecological one. It requires application of many of the same principles as those used in planning for wildlife reserves, but the…Publication Date 1996-03-01
- zoning
- dairy farming
- open spaces
- conservation easements
- conservation
- ranching
- sustainability
- California
- rangelands
- Library Collection RecordRange condition score or classification does not tell us, in a general sense, much of what managers and the public want to know about rangelands. Range condition is not a reliable indicator, across…Publication Date 1995-05-01
- rangeland soils
- terminology
- soil erosion
- ecological succession
- sustainability
- rangelands
- Library Collection RecordA 9-year grazing trial was conducted to compare shortgrass vegetation and steer responses under intensive-early stocking (IES) at 2 stocking rates to season-long stocking (SLS). The stocking rates…Publication Date 1993-03-01
- intensive forestry
- Kansas
- liveweight gain
- grazing trials
- stocking rate
- pastures
- steers
- sustainability
- botanical composition
- grazing
- beef cattle
- Library Collection RecordBiodiversity is a multifaceted phenomenon involving the variety of organisms present, the genetic differences among them, and the communities, ecosystems, and landscape patterns in which they occur.…Publication Date 1993-01-01
- population ecology
- keystone species
- critical link species
- natural resource management
- communities
- community ecology
- ecosystems
- genetic variation
- species diversity
- invasion
- populations
- sustainability
- rangelands
- Library Collection RecordEphemeral channels may be greater contributors to nonpoint sediment loads than perennial channels because of their abundance and lower vegetative cover. This study examines above- and belowground…Publication Date 1993-01-01
- channels
- cold deserts
- floodplains
- annuals
- deserts
- streams
- highlands
- riparian buffers
- perennials
- pastures
- woody plants
- precipitation
- sustainability
- Wyoming
- plant density
- grazing
- grasses
- Library Collection RecordVariable weather, forage production, weed and pest problems, and livestock prices contribute to uncertainty in range livestock production. Because returns from livestock production, in which…Publication Date 1991-05-01
- prices
- econometric models
- stochastic processes
- variability of returns
- risk
- costs and returns
- animal production
- stocking rate
- profitability
- sustainability
- range management
- livestock
- forage