Rangeland Ecology & Management
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- Library Collection RecordChanges in rangeland species composition can effect forage quality, ecosystem function, and biological diversity. Unfortunately, documenting species compositional change is difficult due to a lack of…Publication Date 2002-07-01
- sown grasslands
- habitats
- Quercus
- woodland grasslands
- species diversity
- ecological succession
- invasion
- grazing intensity
- California
- range management
- botanical composition
- invasive species
- Northwest California
- herbarium
- oak woodlands
- livestock
- flora
- invasive species
- Library Collection RecordThe competitiveness of plants within a community is dictated to some extent by their association with microorganisms in the soil. That association is affected by root exudates and possibly by their…Publication Date 2002-07-01
- Phleum pratense
- Koeleria macrantha
- carboxylic acids
- decreaser species
- increaser species
- Hesperostipa comata
- Psathyrostachys juncea
- root exudates
- Festuca campestris
- invasion
- Agropyron cristatum
- seedlings
- Pascopyrum smithii
- Bouteloua gracilis
- plant competition
- invasive species
- grazing
- grasses
- organic acids
- native grasses
- introduced grasses
- soil quality
- soil chemical properties
- Library Collection RecordEffective rangeland weed programs require the ability to predict plant community responses to management. Our objective was to develop regression equations to predict the plant community after…Publication Date 2002-11-01
- Festuca idahoensis
- endemic species
- ground cover
- mathematical models
- regression analysis
- species diversity
- weed control
- equations
- forbs
- plant communities
- plant density
- picloram
- Centaurea maculosa
- biomass
- range management
- introduced species
- Montana
- invasive species
- grasses
- spotted knapweed
- predicting plant response
- integrated weed management
- optimizing herbicide use
- Library Collection RecordPanels of experts from the Society for Range Management and the National Research Council proposed that status of rangeland ecosystems could be ascertained by evaluating an ecological site's…Publication Date 2002-11-01
- soil surface
- soil structure
- flow resistance
- soil morphology
- gullied land
- wind erosion
- hydrologic factors
- assessment
- rapid methods
- data collection
- ecological balance
- grassland condition
- overland flow
- rill erosion
- ground cover
- grasslands
- range condition
- perennials
- mortality
- vegetation
- biomass production
- range management
- plant litter
- introduced species
- invasive species
- literature reviews
- United States
- soil compaction
- soil stability
- hydrologic function
- biological integrity
- ecosystem status
- erosion
- infiltration
- inventory
- Library Collection RecordSeedling recruitment of Dalmatian toadflax, (Linaria genistifolia ssp. dalmatica (L.) Maire and Petitmengin (Scrophulariaceae)), was examined in a 2-year field study in Montana using overseeding and…Publication Date 2002-11-01
- biological control agents
- Linaria dalmatica
- Nitidulidae
- Brachypterolus pulicarius
- oversowing
- recruitment
- insect control
- biological control
- poisonous weeds
- roots
- crop-weed competition
- stems
- seedling emergence
- seed productivity
- weed control
- seedlings
- range management
- Montana
- invasive species
- ecological invasion
- seed limitation
- microsites
- weed management
- biological control
- rangeland ecology
- overseeding
- Brachypterolus pulicarius
- plant competition
- Linaria genistifolia ssp. Dalmatica
- Library Collection RecordThe development of successful regional or national invasive weed control programs is often hampered by the way the problem is approached. Typically weed control programs are developed and evaluated…Publication Date 2003-01-01
- Aphthona
- Aphthona nigriscutis
- Aphthona lacertosa
- perennial weeds
- teamwork
- biological control agents
- USDA
- integrated pest management
- economic impact
- biological control
- Euphorbia esula
- ranching
- cost-benefit analysis
- invasion
- herbicides
- weed control
- South Dakota
- chemical control
- Wyoming
- sheep
- range management
- botanical composition
- Montana
- grazing
- North Dakota
- biological control
- Aphthona
- Weeds
- invasive species
- success
- integrated pest management
- Library Collection RecordGrowth characteristics of diffuse knapweed (Centaurea diffusa Lam.) and bluebunch wheatgrass (Pseudoroegneria spicata (Pursch) Scribn. Smith) seedlings were evaluated in 2 temperature regimes, 10 and…Publication Date 2003-01-01
- noxious weeds
- root penetration
- rooting depth
- Centaurea diffusa
- Pseudoroegneria spicata
- Weeds
- leaf area
- soil water potential
- roots
- root shoot ratio
- ambient temperature
- root systems
- seedlings
- length
- species differences
- soil water content
- biomass
- introduced species
- plant competition
- invasive species
- noxious weeds
- Centaurea diffusa
- Pseudoroegneria spicata
- seedling growth
- water
- temperature
- Library Collection RecordAfter wildfires in 1996 in the sagebrush (Artemisia spp.) and pinyon-juniper (Pinus spp.–Juniperus spp.) zones of west-central Utah, the USDI-BLM attempted to reduce soil erosion and cheatgrass…Publication Date 2003-01-01
- aerial sowing
- revegetation plants
- erosion control
- rehabilitation
- biodiversity
- Elytrigia intermedia subsp. intermedia
- sowing
- wildfire management
- sown grasslands
- Artemisia
- species diversity
- Agropyron cristatum
- weed control
- fires
- fire effects
- Bromus tectorum
- plant communities
- botanical composition
- Pinus
- Juniperus
- plant competition
- invasive species
- Utah
- Elytrigia elongata
- Bureau of Land Management
- rehabilitation
- chaining
- serial seeding
- plant material
- cheatgrass
- Library Collection RecordRush skeletonweed (Chondrilla juncea L.) is an invasive, herbaceous, long-lived perennial species of Eurasian or Mediterranean origin now occurring in many locations throughout the world. In the…Publication Date 2000-09-01
- Chondrilla juncea
- invasive plant species
- viability
- seed weight
- ambient temperature
- rain
- seedlings
- Idaho
- seed germination
- introduced species
- altitude
- Chondrilla juncea L.
- Pacific Northwest
- rangeland weeds
- cereal crop weed
- invasive species
- germination
- Library Collection RecordSpotted knapweed (Centaurea maculosa Lam.), an Eurasian perennial forb, is replacing many native perennial grasses, such as Idaho fescue (Festuca idahoensis Elmer.), throughout the Northern Rocky…Publication Date 2001-01-01
- noxious substances
- cnicin
- Festuca idahoensis
- weed palatability
- leaves
- canopy gaps
- stems
- ambient temperature
- weed control
- fiber content
- rain
- selective grazing
- crude protein
- sheep
- in vitro digestibility
- Centaurea maculosa
- seasonal variation
- introduced species
- invasive species
- nutritive value
- feeding preferences
- plant height
- weed
- Centaurea maculosa
- Festuca idahoensis
- utilization
- nutritive value
- Library Collection RecordSpotted knapweed (Centaurea maculosa Lam.) is a non-indigenous weed that has invaded millions of hectares of rangeland in the United States. Mowing may be useful for reducing this weed. Our objective…Publication Date 2001-01-01
- flowering
- mowing
- timing
- autumn
- weed control
- rain
- seedlings
- cutting frequency
- spring
- summer
- plant density
- Centaurea maculosa
- biomass
- plant litter
- introduced species
- Montana
- invasive species
- canopy
- grasses
- Centaurea maculosa
- density
- cover
- weed control
- Library Collection RecordIntroducing and establishing competitive plants is essential for the successful management of spotted knapweed (Centaurea maculosa Lam.) infested rangeland where a desirable understory is absent. Our…Publication Date 2001-03-01
- sowing date
- Elytrigia intermedia subsp. intermedia
- herbicide mixtures
- Pseudoroegneria spicata
- cultural control
- clopyralid
- Psathyrostachys juncea
- glyphosate
- stand establishment
- plant density
- picloram
- Centaurea maculosa
- application rates
- range management
- Montana
- invasive species
- rehabilitation
- weed management
- reseeding
- seedling establishment
- Library Collection RecordThe flea beetle, Aphthona nigriscutis Foudras, is a potentially useful agent for biological control of leafy spurge (Euphorbia esula L.) in grasslands devoted to wildlife conservation. However,…Publication Date 1999-09-01
- colonization
- Aphthona
- Aphthona nigriscutis
- population change
- biological control agents
- ground cover
- Euphorbia esula
- weed control
- fires
- fire effects
- prescribed burning
- forbs
- plant density
- plant litter
- invasive species
- grasses
- plant height
- North Dakota
- Library Collection RecordHerbicidal control of spotted knapweed (Centaurea maculosa Lam.) on rangeland in the western United States has been most effective using residual herbicides, such as picloram (4-amino-3,5,6-…Publication Date 1999-09-01
- 2,4-D
- application timing
- weed control
- nitrogen fertilizers
- forbs
- plant density
- Centaurea maculosa
- application rates
- biomass
- range management
- introduced species
- Montana
- invasive species
- grasses
- maturity stage
- Library Collection RecordUnderstanding cheatgrass (Bromus tectorum) dynamics in the Northern Great Basin rangelands, USA, is necessary to effectively manage the region's lands. This study's goal was to map and…Publication Date 2015-01
- Bromus tectorum
- ecological models
- invasive species
- Land cover change
- MODIS
- Snake River Plain
- Library Collection RecordThe interaction of resource availability and disturbance can strongly affect plant species richness and the spread of exotic plants. Several ecological theories posit that disturbance mediates the…Publication Date 2014-11
- California
- camera trap
- Festuca perennis
- grazing intensity
- invasive species
- principal response curves
- Library Collection RecordOn the Ground Despite prescribed fire programs, invasive juniper trees are increasing in the Great Plains. Continued encroachment of junipers in the Great Plains, especially eastern redcedar and Ashe…Publication Date 2017-04
- Eastern Redcedar
- economics
- fire
- invasive species
- Juniperus
- policy
- Library Collection RecordKentucky bluegrass (Poa pratensis, hereafter bluegrass) invasion in the northern Great Plains is reducing biodiversity and altering ecosystem properties. We cannot remove bluegrass from this system…Publication Date 2018
- Fire Ecology and Management
- Grazing Ecology and Management
- invasive species
- novel ecosystems
- Poa pratensis
- northern Great Plains
- Library Collection RecordThis article reviews the introduction and spread of Lehmann Lovegrass throughout the Altar Valley as well as the mixed results of a variety of management techniques on the Buenos Aires National…Publication Date 2000
- Altar Valley
- Arizona
- Buenos Aires National Wildlife Refuge
- Eragrostis lehmanniana
- invasive species
- Lehmann lovegrass
- United States
- Library Collection RecordAbstract Desert grasslands of the southwestern United States have experienced an increase in the abundance and distribution of woody plant species over the past century. Shrub encroachment has caused…Publication Date 2013
- Altar Valley
- Arizona
- black grama
- Bouteloua eriopoda
- broom snakeweed
- Gutierrezia sarothrae
- invasive species
- Lehmann lovegrass
- New Mexico
- perennial grasses
- prescribed burn
- United States
- Library Collection RecordThis article summarizes the findings of a research project investigating the influence of several native species on the spread of Lehmann lovegrass. The study was carried out on the Santa Rita…Publication Date 1959
- Altar Valley
- Arizona
- Eragrostis lehmanniana
- invasive species
- Lehmann lovegrass
- mesquite
- native grasses
- Santa Rita Experimental Range
- United States
- Library Collection RecordAbstract This conference was designed to provide a non-confrontational setting for a variety of people from differing viewpoints to discuss the threats facing arid grasslands of the Southwest.…Publication Date 1996
- arid grasslands
- Arizona
- Arizona grassland
- erosion control
- exotic species
- invasive species
- United States
- water quality
- wildfire management
- wildlife
- Library Collection RecordAbstract not available
- plant communities
- invasive species
- fire ecology
- ecosystems
- drought
- plants
- Colorado
- climate
- Library Collection RecordABSTRACT Prevention is the best way to slow the escalation of problems associated with biological invasions. Screening of potential introductions is widely applied for assessing the risk of species…Publication Date 2007
- biological invasions
- climate matching
- homoclime analysis
- invasive species
- niche-based modelling
- prediction
- risk assessment
- Alien invasive species
- Africa
- Library Collection RecordThis paper derives the optimal level of restorative efforts required to restore environments degraded by invasive species invasion. Specific attention is focused on a case when restoration faces the…Publication Date 2008
- Environmental restoration
- resilience
- Restoration failure
- invasive species
- restoration ecology
- invasive plants
- management
- Africa
- Library Collection RecordRemote sensing has successfully been applied to map the distribution of canopy dominating invasive species. Many invaders however, do not dominate the canopy, and remote sensing has so far not been…Publication Date 2006
- remote sensing
- GIS
- Chromolaena odorata
- seed production
- light intensity
- invasive species
- mapping
- Alien invasive species
- Landsat images
- grazing
- biological control
- Africa
- Library Collection RecordAbstract not available
- weed control
- invasive species
- Euphorbia esula
- agricultural economics
- biological control
- North Dakota
- Library Collection RecordAbstract not availablePublication Date 1970
- weed control
- invasive species
- herbicides
- Euphorbia esula
- agricultural economics
- North Dakota
- Library Collection RecordLeafy spurge is an invasive noxious weed, which by definition means it is inordinately difficult to control. The objective of this report is to present the results of focus group meetings and…
- weed control
- invasive species
- Euphorbia esula
- North Dakota
- Library Collection RecordLeafy spurge is an exotic, noxious, perennial weed which is widely established in the north central United States and is an especially serious problem in the northern Great Plains. In 1997, the…
- weed control
- invasive species
- insects
- Euphorbia esula
- North Dakota
- Library Collection RecordLeafy spurge (Euphorbia esula L.), first introduced in North America in the 19th century, was found in North Dakota in 1909, and was considered a threat to rangeland in the Great Plains as early as…
- weed control
- invasive species
- grazing management
- sheep
- North Dakota
- Library Collection RecordThis report presents an economic feasibility study of a 5,000 head, cooperatively owned, sheep operation for leafy spurge control. The objectives were 1) determine the return on investment of the…
- weed control
- invasive species
- grazing management
- Euphorbia esula
- cooperatives
- sheep
- North Dakota
- Library Collection RecordA model of a plant community that is biologically reasonable and easily adaptable to economic models is presented. The model includes optimization, competition, stochastic limiting resources, and…Publication Date 2005
- plant competition
- redundancy
- invasive species
- Individual optimization
- management
- ecosystem ecology
- rangelands
- modelling
- indigenous encroaching species
- Alien invasive species
- Phytosociology
- Africa
- Library Collection RecordOf the 70 cases of classical biological control for the protection of nature found in our review, there were fewer projects against insect targets (21) than against invasive plants (49), in part,…Publication Date 2010
- invasive species
- Ecosystem function
- insect pests
- invasive plants
- ecological restoration
- biological control
- natural ecosystems
- Alien invasive species
- insects
- biodiversity
- ecosystem services
- conservation
- South Africa
- Library Collection RecordAbstract not available
- plant competition
- invasive species
- plants
- Oklahoma
- herbicides
- Library Collection RecordAfter removing invasive plants, whether by herbicides or other means, typical restoration design focuses on rebuilding native plant communities while disregarding soil microbial communities. However…Publication Date 2013
- Herbicide
- invasive species
- methanol
- Methylobacterium
- methylotrophic bacteria
- PPFM
- restoration ecology
- Alien invasive species
- soils
- soil bacteria
- Los Angeles County
- California
- Library Collection RecordThe shifting baseline syndrome suggests that our perceptions of previous conditions may change over time as ecosystems degrade. Although most discussion of the topic relates to decreasing species…Publication Date 2013
- generalist
- generational amnesia
- invasive species
- predator extirpation
- reference conditions
- shifting baseline syndrome
- restoration ecology
- ecosystem ecology
- Alien invasive species
- Library Collection RecordQuestions Dominance of the widespread fire-altering invasive grass, Bromus tectorum, is markedly reduced at upper elevations in the Great Basin Desert. Here, we evaluated whether increased…Publication Date 2013
- cheatgrass
- downy brome
- Great Basin Desert
- invasive species
- nitrogen deposition
- sagebrush steppe
- Sierra Nevada
- indigenous encroaching species
- restoration ecology
- fire ecology
- ecosystem ecology
- species richness
- Sierra Nevada
- CA
- US
- Library Collection RecordAim Woody plants were not widely considered to be important invasive alien species until fairly recently. Thousands of species of trees and shrubs have, however, been moved around the world. Many…Publication Date 2011
- biological invasions
- dispersal modes
- invasive species
- management
- natural experiment
- reasons for introduction
- shrub invasions
- tree invasions
- alien invsive species
- biodiversity
- species richness
- Library Collection RecordHerbicides have been applied extensively on rangelands to reduce forbs that were considered undesirable, which has been assumed to lead to an increase in grass production and ultimately to an…Publication Date 2009
- biodiversity
- conservation
- average daily gain
- Cattle Performance
- Great Plains
- competition
- invasive species
- mixed prairie
- plant species composition
- vegetation dynamics
- weed control
- Weeds
- herbicides
- grasslands
- plant production
- animal production
- Oklahoma
- USA
- Library Collection RecordFencing for conservation is an acknowledgement that we are failing to successfully coexist with and, ultimately, conserve biodiversity. Fences arose during the Neolithic revolution to demarcate…Publication Date 2009
- biodiversity conservation
- fences
- Human-wildlife conflict
- invasive species
- Introduced predators
- Bushmeat hunting
- Poaching
- Threatening processes
- Tragedy of the Commons
- conservation
- management
- biodiversity
- Library Collection RecordI pose eight questions central to understanding how biological invasions affect ecosystems, assess progress towards answering those questions and suggest ways in which progress might be made. The…Publication Date 2012
- Alien species
- biodiversity
- ecological engineering
- Ecosystem function
- ecosystem management
- exotic species
- invasive species
- long-term studies
- non-native species
- Traits
- Library Collection RecordVegetation at the aquatic-terrestrial interface can alter landscape features through its growth and interactions with sediment and fluids. Even similar species may impart different effects due to…Publication Date 2012
- Ammophila arenaria
- Ammophila breviligulata
- ecomorphology
- ecosystem engineer
- Ecosystem service
- Elymus mollis
- foredune
- Geomorphology
- invasive species
- sediment deposition
- sediment transport
- wind tunnel
- Oregon
- USA
- Library Collection RecordGOVERNMENT NOTICE DEPARTMENT OF ENVIRONMENTAL AFFAIRS No. 2012 NATIONAL ENVIRONMENTAL MANAGEMENT: BIODIVERSITY ACT, 2004 PUBLICATION OF EXEMPTED ALIEN SPECIES I, Bomo Edith Edna Molewa, Minister for…Publication Date 2011
- Alien invasive species
- exempted species
- invasive species
- biodiversity
- Weeds
- southern Africa
- Library Collection RecordGOVERNMENT NOTICE DEPARTMENT OF ENVIRONMENTAL AFFAIRS No. 2012 NATIONAL ENVIRONMENTAL MANAGEMENT: BIODIVERSITY ACT, 2004 PUBLICATION OF NATIONAL LIST OF INVASIVE SPECIES I, Bomo Edith Edna Molewa,…Publication Date 2011
- Alien invasive species
- exempted species
- invasive species
- biodiversity
- Weeds
- southern Africa
- Library Collection Record1 GOVERNMENT NOTICE DEPARTMENT OF ENVIRONMENTAL AFFAIRS No. 2012 NATIONAL ENVIRONMENTAL MANAGEMENT: BIODIVERSITY ACT, 2004 PUBLICATION OF PROHIBITED ALIEN SPECIES I, Bomo Edith Edna Molewa, Minister…Publication Date 2011
- Alien invasive species
- prohibited species
- invasive species
- biodiversity
- Weeds
- southern Africa