Rangeland Ecology & Management
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- Library Collection RecordGrassland bird species are declining more quickly than birds of any other biome in North America, but effects of the most widespread use of native mixed-grass prairies, livestock grazing, on nest…Publication Date 2016
- chestnut-collared longspur
- grasslands
- Sprague's pipit
- stocking rate
- vesper sparrow
- Library Collection RecordA study examining the composition and dynamics of the soil seedbank was conducted at two locations in central Queensland between December 2007 and May 2009. These two grassland communities were…Publication Date 2017
- Biological invasion
- grasslands
- parthenium weed
- plant diversity
- Library Collection RecordFire is a natural process in grasslands that maintains an open canopy and creates variable vegetative structure and composition over time. Although there is a wealth of knowledge on plant and avian…Publication Date 2017
- burning
- disturbance
- grasslands
- insect
- invertebrates
- predictor traits
- Library Collection RecordGrassland bird species are declining more quickly than birds of any other biome in North America, but effects of the most widespread use of native mixed-grass prairies, livestock grazing, on nest…Publication Date 2016
- chestnut-collared longspur
- grasslands
- Sprague's pipit
- stocking rate
- vesper sparrow
- Library Collection RecordGross primary productivity (GPP) is a key component of ecosystem carbon fluxes and the carbon balance between the biosphere and the atmosphere. Accurate estimation of GPP is essential for quantifying…Publication Date 2014-01
- China
- grasslands
- gross primary productivity
- MODIS
- vegetation indices
- Library Collection RecordRangeland fire is a common naturally occurring event and management tool, with the amount and structure of biomass controlling transfer of heat belowground. Temperatures that grasshopper eggs are…Publication Date 2013-01-01
- Aulocara elliotti
- bigheaded grasshopper
- fire
- grasslands
- obscure grasshopper
- Orthoptera
- Library Collection RecordWe examined the effect of fire on vegetation composition with the use of an experiment with four different fire frequencies (annual, 2-yr interval, 4-yr interval, and an intended control with no…Publication Date 2013-05-01
- C3 and C4 grasses
- fire frequency
- grasslands
- legumes
- Lespedeza capitata
- old fields
- Poa pratensis
- Schizachyrium scoparium
- species richness
- succession
- Library Collection RecordPurple threeawn (Aristida purpurea Nutt. varieties) is a native grass capable of increasing on rangelands, forming near monocultures, and creating a stable state. Productive rangelands throughout the…Publication Date 2013-09-01
- Aristida
- grasslands
- nitrogen amendments
- prescribed burning
- restoration
- Library Collection RecordGrasslands and agroecosystems occupy one-third of the terrestrial area, but their contribution to the global carbon cycle remains uncertain. We used a set of 316 site-years of CO2 exchange…Publication Date 2010-01-01
- cropland
- ecosystem respiration
- grasslands
- gross primary reduction
- light-response function method
- net CO2 flux partitioning
- net ecosystem CO2 exchange
- Library Collection RecordPrescribed burning of aboveground biomass in tallgrass prairie is common and may influence dynamics and magnitudes of carbon (C) movement between the surface and atmosphere. Carbon dioxide (CO2)…Publication Date 2010-01-01
- conditional sampling
- fire
- grasslands
- Konza Prairie
- land management
- net ecosystem exchange
- Library Collection RecordNutrient controls of ecosystem pattern and process have been widely studied at the Jasper Ridge Biological Preserve, a well-studied California rangeland ecosystem. Here we review these studies, from…Publication Date 2010-01-01
- California rangelands
- carbon
- elevated CO2
- global change
- grasslands
- Jasper Ridge
- nitrogen
- nutrient limitation
- phosphorus
- Library Collection RecordRangelands occupy 50% of Earth’s land surface and thus are important in the terrestrial carbon (C) cycle. For rangelands and other terrestrial ecosystems, the balance between photosynthetic uptake of…Publication Date 2010-03-01
- climatic variability
- deserts
- functional change
- grasslands
- shrublands
- variability in carbon flux
- Library Collection RecordFuel loading information is important for prescribed fire planning, evaluating wildfire risk, and understanding fire effects in grassland. Yet fuel loads in grasslands often go unmeasured because of…Publication Date 2011-01-01
- fire
- fuel load
- grasslands
- photo board
- techniques
- Library Collection RecordGrazing management has focused largely on promoting vegetation homogeneity through uniform distribution of grazing to minimize area in a pasture that is either heavily disturbed or undisturbed. An…Publication Date 2008-01-01
- ecosystem management
- equilibrium
- grasslands
- grazing
- heterogeneity
- landscape ecology
- patch dynamics
- plant-animal interactions
- rangelands
- Library Collection RecordGovernment agencies are subject to increasing public scrutiny of land management practices. Consequently, rigorous, yet efficient, monitoring protocols are needed to provide defensible quantitative…Publication Date 2008-07-01
- grasslands
- observer error
- plant canopy cover
- point-frequency model
- vegetation monitoring
- visual estimates
- Library Collection RecordRangelands account for almost half of the earth’s land surface and may play an important role in the global carbon (C) cycle. We studied net ecosystem exchange (NEE) of C on eight North American…Publication Date 2008-09-01
- carbon flux
- grasslands
- sequestration
- shrub steppe
- Library Collection RecordRunoff and sediment yield from rangelands are extremely important variables that affect productivity, but are difficult to quantify. Studies have been conducted to assess erosion on rangelands, but…Publication Date 2008-09-01
- channels
- erosion
- grasslands
- rainfall simulation
- rills
- surface hydrology
- Library Collection RecordPrecipitation-use efficiency (PUE) is a key determinant of aboveground net primary production (ANPP). We used long-term datasets to contrast ANPP and PUE estimates between northern (southeast Montana…Publication Date 2009-05-01
- climate change
- drought
- grasslands
- precipitation-use efficiency
- primary production
- rangelands
- water
- Library Collection RecordPast research has shown that changes in grazing-resistance traits may be associated with genetic changes in plant populations. Little is known about spatial genetic relationships within plant…Publication Date 2009-07-01
- apomixis
- genetic diversity
- grasslands
- grazing
- history
- Library Collection RecordDrought is an inherent trait of most rangelands and sound management necessitates managers address two fundamental questions when facing a drought situation. The first question is, ‘‘what is the…Publication Date 2006-07-01
- drought management
- forage quality
- grasslands
- primary production
- northern Great Plains
- soil water
- species composition
- Library Collection RecordHousing developments are replacing ranches in the southwestern United States, with potentially significant but little-studied ecological effects. We counted grasshoppers (Orthoptera: Acrididae) and…Publication Date 2006-11-01
- Acrididae
- fire
- forbs
- grasslands
- grazing
- livestock
- mesquite
- oak
- Library Collection RecordExpert opinion was sought on 2 issues relating to herbivory: seasonal sheep preferences for plant species and seasonal plant response to grazing. Expert opinion is commonly used to parameterize…Publication Date 2007-03-01
- conflict
- grasslands
- heathlands
- herbivory
- knowledge
- uncertainty
- Library Collection RecordHigh plant functional group diversity has been hypothesized to reduce resource concentrations based on the assumption that species from one functional group acquire resources similarly to one another…Publication Date 2007-05-01
- ammonium
- competition
- grasslands
- nitrates
- removal experience
- seasonal nutrient use
- soil nutrients
- Library Collection RecordQuestions have been raised about whether herbaceous productivity declines linearly with grazing or whether low levels of grazing can increase productivity. This paper reports the response of forage…Publication Date 2007-11-01
- grasslands
- grazing optimization hypothesis
- grazing pressure
- net primary production
- northern mixed-grass prairie
- stocking rate
- Library Collection RecordHyperspectral 1-m-resolution remote sensing has the potential to reduce the time spent sampling and reduce spatial sampling errors found in traditional forage nutritive analysis over large areas. The…Publication Date 2005-09-01
- grasslands
- riparian
- vegetation index
- biochemical
- Library Collection RecordThis study was designed to determine the utility of a 1-m-resolution hyperspectral sensor to estimate total and live biomass along with the individual biomass of litter, grasses, forbs, sedges,…Publication Date 2005-09-01
- vegetation indices
- grasslands
- riparian
- standing crop
- Library Collection RecordChanges in soil nutrient pools and microbial activity due to fire are important for understanding the availability of nutrients to plants. The objective of this study was to evaluate the effect of…Publication Date 2003-05-01
- Actinomycetales
- Paspalum quadrifarium
- soil bacteria
- carbon
- soil nutrient dynamics
- Paspalum
- grasslands
- soil fertility
- fire ecology
- nitrogen
- prescribed burning
- phosphorus
- biomass
- range management
- seasonal variation
- Argentina
- Paspalum quadrifarium
- fire
- microbial biomass
- soil nutrients
- flooding pampa
- Library Collection RecordScaled quail (Callipepla squamata) numbers were evaluated during and after a 2-year drought period using strip census techniques on 2 pastures in late seral rangeland ecological condition and 2…Publication Date 2003-07-01
- Callipepla
- population size
- Callipepla squamata
- game birds
- seral stages
- vegetation cover
- wildlife habitats
- arid lands
- ecological succession
- pastures
- grazing intensity
- biomass
- drought
- plant litter
- New Mexico
- upland game birds
- wildlife
- arid lands
- cattle grazing
- rangelands
- Library Collection RecordOff-road military vehicle traffic is a major consideration in the management of military lands. The objective of this study was to determine the impacts of military tracked M1A1 heavy combat tank…Publication Date 2003-07-01
- rocks
- soil conservation
- military lands
- vehicles
- desert soils
- vegetation cover
- land management
- land use
- soil erosion
- dry seasons
- wet season
- forbs
- shrubs
- sediment yield
- plant litter
- grasses
- New Mexico
- military lands
- soil stability
- site recovery
- seasonal drought
- Library Collection RecordIn many riparian corridors of the semi-arid west, stream incision has resulted in lowered water tables, basin big sagebrush (Artemisia tridentata var. tridentata Nutt.) encroachment and the loss of…Publication Date 2003-07-01
- Lupinus argenteus
- soil nutrients
- soil enzymes
- Artemisia tridentata var. tridentata
- Carex douglasii
- semiarid soils
- soil organic matter
- enzyme activity
- soil depth
- ash
- nutrient content
- water table
- riparian areas
- Carex
- grasslands
- soil pH
- fire ecology
- prescribed burning
- Artemisia tridentata
- semiarid zones
- land restoration
- biomass
- plant litter
- Nevada
- invasive species
- restoration
- riparian ecosystems
- water table depth
- Library Collection RecordUnderstanding landscape conversion is vital for assessing the impacts of ecological and anthropogenic disturbances at regional and global scales. Since rangelands cover nearly half of the global land…Publication Date 2003-09-01
- environmental degradation
- land use change
- anthropogenic activities
- vegetation cover
- urbanization
- shrublands
- landscape ecology
- Prosopis
- image analysis
- urban areas
- rural areas
- remote sensing
- vegetation types
- semiarid zones
- botanical composition
- rangelands
- grasses
- Arizona
- land conversion
- landscape indices
- fire suppression
- rangeland maintenance
- semiarid
- grasslands
- Library Collection RecordMechanical clearing and herbicide-burn treatments were compared to evaluate saltcedar (Tamarix chinensis Lour.) control and recovery along the Rio Grande on the Bosque del Apache National Wildlife…Publication Date 2003-09-01
- plowing
- root plowing
- Tamarix chinensis
- imazapyr
- cost effectiveness
- plant volume
- brush cutting
- volume
- glyphosate
- stems
- height
- riparian areas
- brush control
- mortality
- cutting
- prescribed burning
- land restoration
- plant density
- invasive species
- canopy
- New Mexico
- plant height
- Riparian restoration
- imazapyr
- glyphosate
- prescribed fire
- root plowing
- root raking
- Library Collection RecordCommunity-level (per unit area) and individual tiller reproductive biomass inside and outside of long-term exclosures on the northern winter range of Yellowstone National Park, USA were compared.…Publication Date 2003-09-01
- Yellowstone National Park
- bison
- seed productivity
- Cervus elaphus
- winter
- Antilocapra americana
- tillering
- Wyoming
- grazing intensity
- biomass
- botanical composition
- rangelands
- defoliation
- literature reviews
- grasses
- grasslands
- ungulates
- grazing
- clipping
- seed production and yield
- Yellowstone National Park
- literature reviews
- Library Collection RecordSustainable management of riparian ecosystems depends on our understanding of these complex systems. Thus far, the scientific literature has not adequately addressed the effects of livestock grazing…Publication Date 2004-09-01
- cottonwood
- populus angustifolia
- season of use
- Southwest
- New Mexico
- cattle
- Library Collection RecordSoil organic matter (OM) is an important factor for maintaining the productivity and the stability of the so-called caldénal woodland ecosystem of central Argentina. Little is known about the…Publication Date 2004-09-01
- soil organic matter
- grasslands
- Library Collection RecordPotential vegetation environments (e.g., habitat types, range sites, ecological sites) are important to land managers because they provide a conceptual basis for the description of resource…Publication Date 2001-09-01
- Little Missouri National Grasslands
- satellite surveys
- mapping
- Landsat
- shrublands
- land use planning
- habitats
- topography
- satellite imagery
- grasslands
- prediction
- range condition
- plant communities
- woodlands
- climatic factors
- grazing
- North Dakota
- habitat types
- ecological sites
- range sites
- ecological classification
- geographic information systems
- remote sensing
- vegetation mapping
- ecological units
- Library Collection RecordWe analyzed the habitat preferences of white-tailed deer in a 1,000 ha area in an arid region of northeastern Mexico where drinking water is abundant throughout the year (via 33 water troughs). Seven…Publication Date 2001-09-01
- Leucophyllum
- Celtis
- rest
- shade
- Acacia
- Hilaria
- predator-prey relationships
- Opuntia
- shrublands
- Flourensia
- habitat selection
- Prosopis
- arid zones
- searching behavior
- feeding
- grasslands
- gender differences
- Mexico
- rain
- animal preferences
- Odocoileus virginianus
- animal behavior
- plant communities
- seasonal variation
- canopy
- forage
- Odocoileus virginianus
- Northeastern zone
- water sources
- radiotelemetry
- hiding cover|thermal cover
- forage
- Library Collection RecordRotational grazing has been proposed as a Best Management Practice (BMP) for minimizing runoff in Wisconsin agricultural riparian areas. The influence of this land management practice on grassland…Publication Date 2001-09-01
- sturnella magna
- passerculus sandwichensis
- dolichonyx oryzivorus
- Wisconsin
- fields
- wild birds
- depth
- grasslands
- continuous grazing
- species diversity
- riparian buffers
- rotational grazing
- plant communities
- wildlife management
- plant litter
- pastures
- rotational grazing
- species richness
- density
- dominance
- buffer strips
- Library Collection RecordIn recent years livestock death losses from poisonous plants in the western United States have averaged about 2-3% annually. A review of 36 grazing studies in North America shows poisonous plant…Publication Date 2002-05-01
- Oxytropis
- deserts
- avoidance conditioning
- Oxytropis sericea
- controlled grazing
- poisonous weeds
- woodland grasslands
- Western United States
- grasslands
- continuous grazing
- stocking rate
- range management
- livestock
- Delphinium
- cattle
- sheep
- goats
- grazing
- poisonous plants
- economics
- Library Collection RecordSnakeweeds (broom, Gutierrezia sarothrae (Pursh) Britt Rusby); and threadleaf, G. microcephala (DC.) Gray) fall into that class of poisonous weeds that seldom cause direct livestock losses because…Publication Date 2002-05-01
- adverse effects
- Gutierrezia
- rats
- rabbits
- gutierrezia microcephala
- carrying capacity
- poisonous weeds
- range condition
- palatability
- herbicides
- weed control
- Gutierrezia sarothrae
- prescribed burning
- plant communities
- sheep
- cattle
- range management
- plant competition
- New Mexico
- poisonous plants
- range weed
- livestock grazing
- broom snakeweed (Gutierrezia sarothrae (Pursh) Britt & Rusby)
- threadleaf snakeweed (Gutierrezia microcephala DC.) Gray)
- Library Collection RecordAnecdotal evidence suggests that cattle fed alfalfa hay during the winter are inclined to graze locoweed on spring range. Two studies were conducted to compare the influence of feeding alfalfa hay vs…Publication Date 2002-07-01
- indolizidine alkaloids
- alfalfa
- alfalfa hay
- swainsonine
- Oxytropis sericea
- winter
- spring
- selective grazing
- beef cows
- hay
- diets
- prairies
- New Mexico
- Colorado
- feeding preferences
- poisonous plants
- Oxytropis sericea
- alfalfa hay
- grass hay
- cattle
- poisonous plants
- Library Collection RecordWhite locoweed (Oxytropis sericea Nutt. in TG) is widespread throughout the short-grass prairies and mountain grasslands and causes chronic poisoning of cattle, sheep, and horses. The objective of…Publication Date 2002-07-01
- leaf length
- flowering head height
- cutting height
- indolizidine alkaloids
- leaf area
- swainsonine
- age differences
- Oxytropis sericea
- stems
- mortality
- vigor
- precipitation
- drought
- Utah
- New Mexico
- Colorado
- plant height
- chemical constituents of plants
- poisonous plants
- white locoweed
- Oxytropis sericea
- poisonous plants
- population cycle
- 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 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 RecordBroom snakeweed (Gutierrezia sarothrae [Pursh] Britt. Rusby) is a major weed problem in the southwestern U.S. because it is toxic to livestock and suppresses forage productivity. In this study, broom…Publication Date 2002-11-01
- metsulfuron
- flowering date
- aerial spraying
- seedling establishment
- timing
- seed dispersal
- viability
- poisonous weeds
- seed productivity
- weed control
- Gutierrezia sarothrae
- seeds
- seedlings
- picloram
- New Mexico
- Gutierrezia sarothrae
- reproduction
- seed production
- seed dispersal
- seedling emergence
- seed viability
- herbicide control
- metsulfuron
- picloram
- Library Collection RecordState-and-transition models have received a great deal of attention since the introduction of the concept to range management in 1989. Nonetheless, only recently have sets of state-and-transition…Publication Date 2003-03-01
- community stability
- ecological sites
- ecosystem health
- indicators
- New Mexico
- vegetation dynamics
- Library Collection RecordWe compared the herbage standing crop on 31 farms along a rainfall gradient in Namibia (southwestern Africa) in 1997 with the results attained for the same gradient by Walter (1939). We found that…Publication Date 2000-03-01
- Namibia
- environmental degradation
- desertification
- grasslands
- rain
- stocking rate
- biomass production
- overgrazing
- forage
- Africa
- rangelands
- historical records
- grazing
- rainfall
- Library Collection RecordBroom snakeweed (Gutierrezia sarothrae [Pursh] Britt Rusby) propagation was monitored from 1990 through 1998 following burning and herbicide control practices conducted on blue grama (Bouteloua…Publication Date 2000-03-01
- soil temperature
- seedling emergence
- weed control
- mortality
- Gutierrezia sarothrae
- fires
- fire effects
- air temperature
- rain
- seedlings
- prescribed burning
- Bouteloua gracilis
- picloram
- establishment
- seasonal variation
- canopy
- New Mexico
- Library Collection RecordBecause of the relatively low cost of seed and ease of establishment, more than 0.4 million ha of weeping lovegrass (Eragrostis curvula (Shrad.) Nees.) were planted on Conservation Reserve Program (…Publication Date 2000-05-01
- land policy
- urea fertilizers
- subsidies
- dryland farming
- costs and returns
- Eragrostis curvula
- sown grasslands
- market prices
- liveweight gain
- continuous grazing
- beef production
- rotational grazing
- application rates
- New Mexico
- beef cattle
- Conservation Reserve Program
- Eragrostis curvula (Shrad.) Ness.
- forage quality
- optimal stocking rates
- dryland farming
- grazing systems
- Library Collection RecordLivestock producers and others knowledgeable about the locoweed problem in northeastern New Mexico were surveyed to obtain the production information needed to estimate economic losses from locoweed…Publication Date 2000-07-01
- losses
- farmers' income
- estimated costs
- poisoning
- avoidance conditioning
- Oxytropis sericea
- Astragalus mollissimus
- controlled grazing
- poisonous weeds
- mathematical models
- production costs
- liveweight gain
- feedlots
- New Mexico
- beef cattle
- poisonous plants
- woolly locoweed
- Astragulus mollissimus Torr. var mollissimus
- white locoweed
- Oxytropis sericea (Nutt.)
- weed control
- grazing management