Rangeland Ecology & Management
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- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management and the University of Arizona Libraries. The Journal of Range Management archives are made…Publication Date 1964-03-01
- stenoptera
- Nitrogen Response
- Eagle Ranch
- Phalaris tuberosa
- San Luis Obispo County
- ammonium sulfate
- Bromus mollis
- annuals
- Soft Chess
- mixed stand
- winter range
- Harding grass
- fertilizer
- Differential
- perennials
- yields
- grasses
- California
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management and the University of Arizona Libraries. The Journal of Range Management archives are made…Publication Date 1964-03-01
- Rainy Season
- seasonal variation
- coverage
- Summer Season
- Grazing Intensities
- origin
- grazing intensity
- India
- forbs
- grasses
- management
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management and the University of Arizona Libraries. The Journal of Range Management archives are made…Publication Date 1964-07-01
- halfshrubs
- Natural Drainages
- Central Arizona
- Sierra Ancha Experimental Forest
- soil types
- watersheds
- vegetative cover
- chaparral
- history
- change
- responses
- chemical control
- forbs
- grasses
- Library Collection RecordThe pattern of retrogression due to grazing for native vegetation was established for the important plants of the loamy prairie range site. Total forb numbers increased as range condition declined…Publication Date 1965-01-01
- Decreasers
- Increasers
- secondary succession
- North Central Oklahoma
- Animal Output
- Loamy Prairie
- invaders
- Sideoats
- rainfall
- Big
- Little
- native vegetation
- retrogression
- bluestems
- patterns
- overuse
- buffalo grass
- mulch
- grama
- plant cover
- income
- productivity
- soil moisture
- range condition
- blue grama
- forbs
- overgrazing
- grasses
- basal cover
- mowing
- Library Collection RecordPrescribed (or targeted) sheep grazing can effectively suppress the invasive perennial forb spotted knapweed (Centaurea stoebe L. ssp. micranthos [Gugler] Hayek). Some ranchers and other natural…Publication Date 2012-05-01
- Centaurea maculosa
- Centaurea stoebe
- grasses
- prescribed grazing
- targeted grazing
- timing
- Weeds
- Library Collection RecordSpotted knapweed (Centaurea biebersteinii DC.) is a perennial, invasive forb that infests millions of hectares of private and public rangelands in western North America. Previous research indicates…Publication Date 2008-01-01
- Centaurea
- Montana
- Ovis aries
- prescribed livestock grazing
- targeted livestock grazing
- Weeds
- Library Collection RecordCover and yield are two of the most commonly monitored plant attributes in rangeland vegetation surveys. These variables are usually highly correlated and many previous authors have suggested point-…Publication Date 2008-11-01
- forbs
- grasses
- non-destructive sampling
- relative cost
- shrubs
- Library Collection RecordWe postulate that phosphorus (P) fertilization may increase above-ground net primary productivity (ANPP) of rotationally grazed rangelands without reducing the legume component, as does N…Publication Date 2007-09-01
- forage productivity
- grasses
- legumes
- phosphorus
- tall fescue
- temperate native grasslands
- Library Collection RecordForage quality and quantity are important factors affecting livestock production from grazing lands. ‘‘Greenness’’ has been proposed as an indicator of herbage quality in semiarid environments,…Publication Date 2005-03-01
- northern Great Plains
- grazing
- forage nutritive quality
- rangelands
- Montana
- Library Collection RecordPrescribed cattle grazing is often used to purposely enhance wildlife habitat. This study investigated the effects of fall cattle (Bos taurus) grazing intensity on elk (Cervus elaphus) and deer (…Publication Date 2003-05-01
- wildlife-livestock relations
- Festuca altaica
- Cervus elaphus
- spring
- forbs
- rotational grazing
- summer
- grazing intensity
- Odocoileus
- cattle
- wildlife management
- biomass
- range management
- botanical composition
- Montana
- Cervus elaphus
- Festuca scabrella
- Odocoileus spp.
- livestock-wildlife relations
- prescribed livestock grading
- Library Collection RecordVegetation influences runoff and soil losses in semiarid environments. In shrublands of Central Argentina, grazing has resulted in a reduction of plant cover, an increase in the proportion of bare…Publication Date 2003-05-01
- sown pastures
- splash erosion
- shortgrasses
- range improvement
- vegetation cover
- erosion control
- tallgrasses
- sowing
- shrublands
- water erosion
- endemic species
- runoff
- forbs
- semiarid zones
- Cenchrus ciliaris
- Argentina
- grasses
- rainfall simulators
- runoff
- semiarid shrublands
- soil erosion
- vegetation cover
- Library Collection RecordThe mechanisms responsible for soil-N-mediated species replacement of native perennial grasses by the invasive annual grasses cheatgrass (Bromus tectorum L.) and medusahead (Taeniatherum caput-…Publication Date 2003-05-01
- dry matter partitioning
- Elymus multisetus
- nutrient utilization
- nutrient partitioning
- nitrate fertilizers
- soil nutrients
- ammonium fertilizers
- Taeniatherum caput-medusae
- Elymus elymoides
- Pseudoroegneria spicata
- endemic species
- shoots
- Bromus tectorum
- nitrogen
- tillers
- plant competition
- invasive species
- Utah
- grasses
- native perennial grass
- invasive annual grass
- nitrogen availability
- nitrogen form
- carbon-to-nitrogen ratio (C:N)
- seedling development
- root development
- 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 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 RecordThe western prairie fringed orchid (Platanthera praeclara Sheviak and Bowles) is a threatened species of the tallgrass prairie. Invasion by leafy spurge (Euphorbia esula L.) is a serious threat to…Publication Date 2003-09-01
- threatened species
- imazapic
- quinclorac
- disturbed habitats
- Platanthera praeclara
- buried seeds
- pesticide application
- endemic species
- glyphosate
- Euphorbia esula
- habitats
- weed control
- forbs
- prairies
- invasive species
- introduced plants
- grasses
- North Dakota
- invasive species
- herbicides
- range improvement
- soil seed bank
- Library Collection RecordSquirreltail (Elymus elymoides, E. multisetus) is a complex of 5 taxa whose systematic interrelationships are uncertain. Our objectives were to determine whether the 3 taxa studied here, Elymus…Publication Date 2003-09-01
- Elymus elymoides subsp. brevifolius
- plant taxonomy
- growth traits
- Elymus multisetus
- Elymus elymoides subsp. elymoides
- population ecology
- provenance
- ecotypes
- plant development
- geographical variation
- leaves
- conservation plants
- height
- seedling emergence
- seed productivity
- shoots
- root systems
- Idaho
- Oregon
- Wyoming
- California
- biomass
- phenology
- Montana
- Nevada
- Colorado
- Elymus elymoides
- genetic variation
- plant nutecology
- Sitanion hystrix
- 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 RecordLand managers need accurate and quick techniques to identify suitable habitat of species of interest. For species protected by federal or state laws, identification of suitable habitat is critical…Publication Date 2001-09-01
- wetlands
- Juncus
- Juncus balticus
- wetland soils
- endangered species
- Platanthera
- Platanthera praeclara
- stachys palustris
- sheyenne national grassland
- swales
- habitat selection
- prediction
- regression analysis
- forbs
- soil water content
- plant communities
- shrubs
- plant litter
- canopy
- grasses
- Platanthera praeclara
- wetlands
- tallgrass prairie
- threatened plant
- edaphic factors
- logistic regression
- soil moisture
- North Dakota
- Library Collection RecordThe amount and temporal distribution of precipitation received is of critical importance for regrowth and plant production on rangelands. The effects of drought in the autumn, and spring/summer, as…Publication Date 2001-09-01
- Turkey (country)
- Festuca ovina
- autumn
- ground cover
- semiarid grasslands
- temporal variation
- rain
- water-use efficiency
- spring
- regrowth
- crude protein
- drought injury
- biomass production
- semiarid zones
- drought
- botanical composition
- rangelands
- canopy
- grasses
- Festuca ovina
- water use efficiency (WUE)
- biomass
- botanical composition
- protein
- Library Collection RecordLand, livestock, and wildlife managers need to understand the nutritional dynamics of forages to sustain adequate growth and reproduction of their animals and/or assure equitable payment for forages…Publication Date 2001-11-01
- Leymus cinereus
- Elymus elymoides
- rangeland soils
- Festuca idahoensis
- Pseudoroegneria spicata
- Poa secunda
- arid grasslands
- Achnatherum thurberianum
- nutrient content
- plant ecology
- fiber content
- Bromus tectorum
- Oregon
- crude protein
- precipitation
- grasses
- forage
- crude protein
- neutral detergent fiber
- in vitro organic matter disappearance
- Poa sandbergii
- Bromus tectorum
- Sitanion hystrix
- Agropyron spicatum
- Festuca idahoensis
- Stipa thurberiana
- Elymus cinereus
- Library Collection RecordPresence of invading annual bromes (Bromus spp.) can alter seasonal patterns of forage production and quality and require management changes for efficient use of infested rangelands in the Northern…Publication Date 2001-11-01
- Bromus japonicus
- Poa secunda
- atrazine
- arid grasslands
- liveweight gain
- weed control
- Bromus tectorum
- stocking rate
- forbs
- steers
- crude protein
- Bouteloua gracilis
- precipitation
- biomass production
- biomass
- range management
- introduced species
- Montana
- plant competition
- Bromus japonicus
- Pascopyrum smithii
- northern Great Plains
- standing crop
- forage quality
- Library Collection RecordThe tribe Triticeae contains over 250 perennial species that are components of grasslands in the temperate and sub-arctic regions of the world and includes some of the world's most valuable…Publication Date 2001-11-01
- Elymus
- plant introduction
- germplasm
- Hordeum
- Leymus
- Psathyrostachys
- Elytrigia
- genome
- germplasm evaluation
- Agropyron
- plant genetic resources
- mortality
- yields
- adaptation
- Nebraska
- precipitation
- introduced species
- grasses
- forage
- Triticeae
- Agropyron
- Thinopyrum
- Elymus
- Leymus
- Pascopyrum
- survival
- forage yield
- Library Collection RecordThere has been increasing concern that training on military lands results in excessive soil erosion, ecosystem degradation, and loss of sustainable training resources. Vegetation structure has been…Publication Date 2001-11-01
- wind erosion
- wind tunnels
- military areas
- battletanks
- tracked vehicles
- all-terrain vehicles
- grassland condition
- surface roughness
- ground cover
- ground vegetation
- Idaho
- forbs
- losses from soil
- plant litter
- botanical composition
- grasses
- erosion
- threshold friction velocity
- threshold wind speed
- arid lands
- surface roughness
- military lands
- wind tunnels
- Library Collection RecordA revegetation techniques study was initiated during the fall of 1976 in northwestern Colorado in a disturbed sagebrush (Artemisia tridentata Nutt.) community. The study included 2 irrigation…Publication Date 2001-11-01
- seed mixtures
- irrigated conditions
- plant introduction
- sowing
- sown grasslands
- semiarid grasslands
- stand establishment
- species diversity
- ecological succession
- forbs
- Artemisia tridentata
- plant communities
- shrubs
- land restoration
- application rates
- fertilizer
- biomass
- introduced species
- botanical composition
- grasses
- Colorado
- seeding
- seed mixtures
- fertilization
- irrigation
- succession
- reclamation
- restoration
- Library Collection RecordGrazers ingest seeds of invasive forbs and may contribute to their spread by depositing viable seeds in uninfested areas. Some mature seed pass through the gastrointestinal (GI) tract of ruminants,…Publication Date 2002-01-01
- sheep dung
- seed development
- seed dispersal
- viability
- Euphorbia esula
- invasion
- weed control
- seeds
- transit time
- sheep
- rumen fermentation
- seed germination
- Montana
- grazing
- maturity stage
- weed
- Euphorbia esula
- rumen
- sheep
- 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 RecordComputer simulation was used to determine the effects of wild elk (Cervus elaphus) on available forage, cattle herd size, and ranch gross margin in southwestern Montana beef cow-calf production…Publication Date 2002-03-01
- leasing
- livestock numbers
- interspecific competition
- simulation models
- ranching
- habitats
- hunting
- production costs
- stocking rate
- Cervus elaphus canadensis
- wildlife management
- range management
- Montana
- grazing
- beef cattle
- forage
- range economics
- Library Collection RecordA 3-year study was conducted to evaluate grazing strategies for production of growing cattle during summer on Northern Great Plains rangeland. Crossbred yearling steers (N = 123 per year, avg initial…Publication Date 2002-03-01
- liveweight gain
- body weight
- fiber content
- stocking rate
- steers
- crude protein
- natural grasslands
- summer
- precipitation
- grazing intensity
- in vitro digestibility
- biomass
- botanical composition
- Montana
- beef cattle
- forage
- grazing management
- beef cattle
- protein supplementation
- Library Collection RecordIn August 1994, wildfire burned 6,500 ha of native Dry Mixed Prairie in southeastern Alberta. The following year, a study was initiated to monitor the recovery of major plant communities. Burning was…Publication Date 2002-03-01
- Koeleria macrantha
- Elymus lanceolatus
- Hesperostipa comata
- wildfire management
- Agropyron
- ground cover
- fires
- fire effects
- Alberta
- forbs
- Pascopyrum smithii
- Bouteloua gracilis
- precipitation
- biomass production
- grazing intensity
- prairies
- drought
- range management
- plant litter
- botanical composition
- canopy
- grazing
- grasses
- beef cattle
- Stipa
- composition
- forage
- litter
- preference
- production
- topography
- Library Collection RecordA 20-year set of cover data on sagebrush semi-desert plant communities responding to wildfire and livestock grazing near Mills in central Utah provided an opportunity to compare the assumptions and…Publication Date 2002-03-01
- alluvial land
- data analysis
- seral stages
- Pseudoroegneria spicata
- annuals
- wildfire management
- Salsola tragus
- experimental design
- range condition
- ecological succession
- perennials
- fires
- fire effects
- Bromus tectorum
- forbs
- precipitation
- grazing intensity
- Artemisia tridentata
- plant communities
- shrubs
- Utah
- canopy
- grasses
- community dynamics
- Clementsian model
- state-and-transition models
- ordination
- trend
- conditions
- 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 2002-03-01
- pascopyron smithii
- primary productivity
- drought tolerance
- stocking rate
- Pascopyrum smithii
- Bouteloua gracilis
- tillering
- growth rate
- leaf water potential
- xylem water potential
- drought injury
- tillers
- biomass production
- Montana
- grazing
- soil water
- water stress
- Bouteloua gracilis
- Pascopyrum smithii
- production
- rainout shelter
- rest
- water potential
- Library Collection RecordUnderstanding the interacting effects of drought and grazing on runoff, erosion, and nutrient transport is essential for improved rangeland management. Research was conducted at the Fort Keogh…Publication Date 2002-05-01
- prairies
- water quality
- biomass
- losses from soil
- drought
- sediment yield
- range management
- seasonal variation
- Montana
- erosion
- sediment yield
- nutrient transport
- Great Plains
- Library Collection RecordPlains larkspur (Delphinium geyeri Greene) is a major cause of cattle deaths in the northern Great Plains of Wyoming and Colorado. We examined the amount and timing of larkspur ingestion by grazing…Publication Date 2002-07-01
- delphinium geyeri
- weather
- mineral content
- protein content
- fiber content
- voluntary intake
- selective grazing
- Wyoming
- phenology
- grazing
- grasses
- beef cattle
- chemical constituents of plants
- poisonous plants
- maturity stage
- diterpenoid alkaloids
- toxic plants
- diet selection
- cattle grazing
- methyllycaconitine
- alkaloids
- Library Collection RecordA study was conducted to determine the potential of using Advanced Very High Resolution Radiometer (AVHRR) imagery to monitor short-term changes in rangeland forage conditions on a regional scale.…Publication Date 2002-07-01
- remote sensing
- hill grasslands
- satellite imagery
- multispectral imagery
- advanced very high resolution radiometer
- short-grass praire
- range condition
- estimation
- nitrogen content
- prairies
- biomass
- seasonal variation
- Montana
- forage
- NDVI
- biomass
- nitrogen
- regional
- Library Collection RecordBroom snakeweed (Gutierrezia sarothrae (Pursh) Britt. Rusby) is one of the most widespread range weeds in North America. The objective of this study was to monitor broom snakeweed populations in the…Publication Date 2002-07-01
- Pleuraphis jamesii
- Hilaria
- age structure
- leaf area
- poisonous weeds
- Agropyron desertorum
- invasion
- population dynamics
- Gutierrezia sarothrae
- Idaho
- precipitation
- shrubs
- plant density
- drought
- plant competition
- invasive species
- Utah
- grasses
- poisonous plants
- broom snakeweed
- Gutierrezia sarothrae
- population cycle
- poisonous plants
- 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 RecordIntegrating use of seedings of perennial cool-season grasses with native range is used to increase available forage and for maintaining a high plane of nutrition for grazing livestock. Our goal was…Publication Date 2002-09-01
- Elytrigia intermedia subsp. intermedia
- protein content
- liveweight gain
- Agropyron cristatum
- cultivars
- seedlings
- crude protein
- Pascopyrum smithii
- precipitation
- in vitro digestibility
- biomass
- seasonal variation
- Montana
- plant competition
- grazing
- beef cattle
- Agropyron spp. Pascopyron smithii
- Elytrigia intermedia
- Hycrest
- Luna
- Rosana
- crude protein
- digestibility
- standing crop
- Library Collection RecordPrecise estimates of diet composition are useful to assess herbivores impact on rangelands and to make management decisions. Since the variability within- and between-samples affect precision of…Publication Date 2002-09-01
- data analysis
- estimation
- forbs
- diet
- herbivores
- shrubs
- drought
- Argentina
- grasses
- feeding preferences
- diet selection
- precision
- Lagostomus maximus
- central Argentina
- Caldenal
- Library Collection RecordFires were once a natural part of most savanna ecosystems, but lack of fine fuel and an active suppression policy have changed fire frequency and seasonality. Re-introducing fires to these systems…Publication Date 2002-09-01
- fire intensity
- Acacia
- shrublands
- Prosopis glandulosa
- brush control
- savannas
- ecological succession
- population structure
- shortgrass prairie
- prescribed burning
- forbs
- plant density
- Texas
- botanical composition
- canopy
- grasses
- fire frequency
- seasonality
- prescribed burns
- Prosopis glandulosa
- Acacia
- detrended correspondence analysis
- ordination
- Library Collection RecordWe used microhistological analyses of fresh fecal pellets to determine seasonal diets of desert bighorn sheep (Ovis canadensis mexicana Merriam 1901) in northwestern Sonora, Mexico from April 1997 to…Publication Date 2002-11-01
- species reintroduction
- Ovis canadensis mexicana
- Ovis canadensis
- browse plants
- gender differences
- Mexico
- feces composition
- forbs
- diets
- wildlife management
- seasonal variation
- botanical composition
- browsing
- grasses
- Ovis canadensis mexicana
- sexual segregation
- Library Collection RecordThere are several generalizations or assumptions concerning rangeland hydrology and erosion relationships found in the literature and in the management arena. These generalizations have found their…Publication Date 2002-11-01
- sheet erosion
- mixed-grass prairies
- tallgrass prairie
- rangeland soils
- Rocky Mountain region
- hydrology
- ground cover
- semiarid grasslands
- Artemisia
- mathematical models
- Carex
- brush control
- steppe soils
- range condition
- equations
- shortgrass prairie
- runoff
- rainfall simulators
- forbs
- soil water content
- plant communities
- California
- prairies
- biomass
- sediment yield
- plant litter
- botanical composition
- rangelands
- canopy
- infiltration
- grasses
- prairie soils
- rangeland hydrology
- infiltration
- erosion
- hydrologic modeling
- 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 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 RecordFood habits of plains vizcacha (Lagostomus maximus), greater rhea (Rhea americana) and cattle (Bos taurus) in the Parana? River Delta, Argentina, were studied over 2 years using microhistological…Publication Date 2003-01-01
- Rhea
- Prosopis nigra
- Rhea americana
- ecological competition
- Lagostomus maximus
- vertebrate pests
- forage legumes
- wetlands
- feces composition
- forbs
- diet
- shrubs
- cattle
- seasonal variation
- Argentina
- botanical composition
- pasture plants
- grazing
- grasses
- diet composition
- herbivory
- Lagostomus maximus
- Paraná River Delta
- Rhea americana
- Library Collection RecordA 2-year field experiment was undertaken to quantify the interacting effects of a late-spring prescribed burn and summer rainfall on seasonal runoff and erosion in a southern Arizona grassland. Six…Publication Date 2003-01-01
- Lycurus
- perennial bunchgrasses
- soil water movement
- Muhlenbergia
- soil density
- Eragrostis
- Bouteloua
- water erosion
- semiarid grasslands
- rain
- runoff
- prescribed burning
- rainfall simulators
- plant communities
- sediment yield
- grasses
- bulk density
- Arizona
- Arizona
- sediment yield
- summer rainfall
- Library Collection RecordA survey based on browsing related architectures indicated that browsing level had increased at the Mt. Haggin Wildlife Management Area. We describe a technique for determining the year in which the…Publication Date 2003-01-01
- salix geyeriana
- population growth
- date
- twig clusters
- Alces alces
- plant architecture
- Salix
- stems
- browse plants
- plant morphology
- browsing damage
- Montana
- Alces alces
- architecture
- browse-use history
- moose
- ungulates
- willow
- Library Collection RecordIndependent digestion trials with 5 forages were conducted to compare n-alkane with indigestible acid-detergent fiber (IADF) as internal markers to predict in vivo dry matter digestibility (…Publication Date 2000-03-01
- digestibility markers
- alkanes
- indigestible acid-detergent fiber
- alfalfa
- alfalfa hay
- prediction
- feces composition
- fiber content
- hay
- digestibility
- cattle
- in vitro digestibility
- grasses
- forage
- maturity stage
- indigestible
- ADF
- hydrocarbon
- beef cattle
- Library Collection RecordPicloram at 0.28 kg ai ha(-1), clopyralid plus 2,4-D at 0.21 kg ai ha(-1) plus 1.12 kg ai ha(-1), or dicamba plus 2,4-D at 0.56 kg ai ha(-1) plus 1.12 kg ai ha(-1) were applied to spotted knapweed (…Publication Date 2000-03-01
- timing
- 2,4-D
- dicamba
- clopyralid
- weed control
- plant density
- picloram
- Centaurea maculosa
- application rates
- biomass
- phenology
- Montana
- grasses
- maturity stage
- Pasture and rangeland weed control
- clopyralid
- dicamba
- picloram
- 2,4-D
- Centaurea maculosa
- Library Collection RecordWe present a non-destructive, photographic method to estimate biomass in semiarid grasslands. Though the method needs to be calibrated, it allows for a dramatic increase in the number of samples…Publication Date 2000-03-01
- photographs
- rapid methods
- image analysis
- semiarid grasslands
- estimation
- Bouteloua gracilis
- biomass production
- grasses
- Colorado
- ANPP estimation
- nondestructive methods
- semiarid grasslands