Rangeland Ecology & Management
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- Library Collection RecordCombustion products of burning vegetation can increase seed germination of many species of fire-prone plant communities. We tested the influence of heating sagebrush (Artemisia tridentata Nutt.)…Publication Date 1998-09-01
- soil heating
- greenhouses
- smoking
- leaves
- mineral content
- roots
- seedling emergence
- shoots
- fires
- fire effects
- seed germination
- biomass
- grasses
- Library Collection RecordAn understanding of overstory-understory relationships in southwestern oak woodlands is important for predicting response of these systems to disturbance or manipulation. The objective of this study…Publication Date 1998-11-01
- Quercus emoryi
- Magnoliopsida
- C4 grasses
- C3 grasses
- understory
- woodland grasslands
- rain
- Poaceae
- biomass
- canopy
- grasses
- Arizona
- Library Collection RecordEmaciation is one of the clinical signs of locoweed poisoning but few studies have documented impacts of locoweed poisoning on weight gains. Stocker steers (British X Continental cross, 200-210 kg)…Publication Date 2000-01-01
- conditioning
- aversive conditioning
- swainsonine
- costs and returns
- poisoning
- weight losses
- feeding habits
- Oxytropis sericea
- poisonous weeds
- liveweight gain
- forbs
- steers
- prairies
- grasses
- New Mexico
- Library Collection RecordLeafy spurge control with glyphosate [N-(phosphonomethyl)glycine] plus 2,4-D [2,4-dichlorophenoxy)acetic acid] applied annually for 3 years alone or rotated with auxin herbicides was evaluated at 3…Publication Date 2000-01-01
- developmental stages
- timing
- 2,4-D
- injuries
- translocation (plant physiology)
- herbicide mixtures
- dicamba
- foliar uptake
- leaves
- costs and returns
- glyphosate
- Euphorbia esula
- stems
- weed control
- spring
- picloram
- application rates
- grasses
- North Dakota
- Library Collection RecordNutritive quality of vegetation is important when evaluating the habitat to sustain wildlife. Crude protein, fiber content and in vitro digestibility were evaluated for 17 shrubs, 7 trees, 2 ferns, 3…Publication Date 1999-03-01
- trees
- silica
- Capreolus capreolus
- ferns and fern allies
- Spain
- understory
- lignin
- protein content
- fiber content
- forbs
- crude protein
- shrubs
- in vitro digestibility
- seasonal variation
- grasses
- Library Collection RecordConcern over the humane treatment and diminishing numbers of feral horses (Equus caballus) led to their protection under the Wild Free-Roaming Horse and Burro Act of 1971. The potential for rapid…Publication Date 1999-03-01
- opportunity costs
- feral herds
- wildlife
- horses
- linear models
- stocking rate
- sward destruction
- species differences
- forbs
- steers
- Wyoming
- grazing intensity
- shrubs
- range management
- grasses
- Library Collection RecordField studies were conducted in 2 types of grasslands in the Pryor Mountain Wild Horse Range of northern Wyoming and southern Montana to examine plant biomass production and nitrogen responses to the…Publication Date 1999-05-01
- mesic grasslands
- irrigated conditions
- controlled release
- NPK fertilizers
- arid grasslands
- competitive ability
- grasslands
- irrigation
- cutting frequency
- biomass production
- Wyoming
- nitrogen content
- Montana
- grasses
- 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 RecordBecause of its high palatability and sustained levels of forage quality, antelope bitterbrush (Purshia tridentata Pursh DC) is one of the most desired shrubs on western U.S. rangelands. Bitterbrush…Publication Date 1999-03-01
- Purshia tridentata
- fire ecology
- mortality
- rain
- pastures
- selective grazing
- grazing intensity
- in vitro digestibility
- range management
- phenology
- seasonal variation
- botanical composition
- grazing
- grasses
- beef cattle
- plant height
- maturity stage
- 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 RecordA 10-year riparian grazing study was conducted on a cold, mountain meadow riparian system in central Idaho in response to cattle grazing-salmonid fisheries conflicts. Six pastures were established…Publication Date 1999-05-01
- seral stages
- stream erosion
- Salix
- streams
- riparian buffers
- Idaho
- forbs
- grazing intensity
- shrubs
- cattle
- plant litter
- botanical composition
- canopy
- grasses
- Library Collection RecordExpansion of western juniper (Juniperus occidentalis spp. occidentalis Hook.) woodlands in the sagebrush steppe has the potential to change composition, structure, and productivity of understory…Publication Date 2000-01-01
- logging effects
- soil water potential
- ground cover
- understory
- Poa pratensis
- species diversity
- Juniperus occidentalis
- forbs
- Oregon
- nitrogen content
- plant density
- biomass
- grasses
- soil water
- Library Collection RecordThe effect of the growing season and topographic zone on biomass production, protein content, cell content (CC), lignin, cellulose, hemicellulose, digestibility (DMD), and mineral element…Publication Date 1998-09-01
- cellulose
- cells
- nutrient deficiencies
- Spain
- hemicellulose
- mineral content
- legumes
- semiarid grasslands
- lignin
- protein content
- fiber content
- sodium
- slope
- forbs
- phosphorus
- digestibility
- cattle
- phenology
- seasonal variation
- botanical composition
- nutritive value
- grasses
- Library Collection RecordInformation on the yield of grasses as the plants mature is useful to optimize grazing potential and quality hay production. The objectives of this study were to compare the yield and feeding value…Publication Date 1999-01-01
- Elymus lanceolatus
- Elymus trachycaulus
- Bromus inermis
- Elytrigia intermedia subsp. intermedia
- Dactylis glomerata
- Festuca arundinacea
- Festuca rubra
- Alopecurus pratensis
- protein content
- Agropyron cristatum
- fiber content
- Alberta
- phosphorus
- calcium
- crude protein
- biomass
- grasses
- maturity stage
- Library Collection RecordGeneralized linear mixed models were used to obtain best linear unbiased predictions (BLUP's) of herbivore preferences for range plant species from expert knowledge contained in range site…Publication Date 1998-01-01
- deer
- resource utilization
- Edwards Plateau
- Cyperaceae
- mixed grazing
- interspecific competition
- legumes
- browse plants
- best linear unbiased prediction
- linear models
- forbs
- shrubs
- sheep
- goats
- cattle
- Texas
- grasses
- feeding preferences
- Library Collection RecordDiets of bison (Bison bison L.) were examined using microhistological fecal analysis in a 2-yr study on a tallgrass prairie site in northcentral Oklahoma. Graminoids comprised at least 98% of the…Publication Date 1998-07-01
- bison
- Carex
- selective grazing
- forbs
- Oklahoma
- prairies
- seasonal variation
- botanical composition
- grasses
- Library Collection RecordAshe juniper (Junius ashei, Buckholz) is increasing on most sites across the Edwards Plateau of Texas. It is the purpose of this investigation to document the influence of Ashe juniper tree size on…Publication Date 1997-09-01
- browse line
- light penetration
- size
- Juniperus ashei
- understory
- Odocoileus virginianus
- stocking rate
- goats
- Texas
- plant litter
- botanical composition
- canopy
- browsing
- grasses
- Library Collection RecordIn sacco dry matter degradability (DMD) of the most commonly consumed range forages by llamas and sheep in the arid highlands of Bolivia was measured during the wet and dry seasons to determine if…Publication Date 1997-07-01
- in sacco dry matter degradation
- degradation
- Bolivia
- llamas
- highlands
- arid lands
- digestibility
- kinetics
- shrubs
- sheep
- grasses
- forage
- dry matter
- Library Collection RecordThe study determined the species components of the diets of small ruminants grazing mountain ranges of the Montseny Biosphere Reserve (Catalunya, NE Spain). Three mixed flocks of sheep and goats, led…Publication Date 1998-07-01
- montane forests
- Erica arborea
- Calluna vulgaris
- Quercus ilex
- heathlands
- mixed grazing
- Festuca
- Spain
- foraging
- feces composition
- selective grazing
- species differences
- forbs
- shrubs
- diets
- sheep
- goats
- rangelands
- grasses
- Library Collection RecordThe use of water in the upper 1 m of the soil profile by 3 common herbaceous species of the southern Great Plains was examined by labeling soil water with 2H2O and H2(18)O. Uptake of labeled water…Publication Date 1998-03-01
- Hilaria belangeri
- water uptake
- annuals
- leaves
- Bouteloua curtipendula
- stems
- root systems
- transpiration
- soil water content
- grasses
- Library Collection RecordWe studied resource partitioning between cattle and deer (Odocoileus virginianus Boddaert) within replicated treatments of continuous and short-duration grazing at heavy and moderate stocking rates.…Publication Date 1997-11-01
- interspecific competition
- browse plants
- continuous grazing
- Odocoileus virginianus
- stocking rate
- species differences
- forbs
- rotational grazing
- cattle
- Texas
- seasonal variation
- botanical composition
- grasses
- feeding preferences
- Library Collection RecordWe documented vegetation dynamics (April 1986-July 1989) as part of a larger study to understand botanical composition and nutritional components of cattle and deer diets under 2 grazing systems (…Publication Date 1997-11-01
- continuous grazing
- rain
- Odocoileus virginianus
- stocking rate
- forbs
- rotational grazing
- grazing intensity
- cattle
- Texas
- biomass
- seasonal variation
- botanical composition
- grasses
- feeding preferences
- Library Collection RecordRegrowth grass hay produced on subirrigated meadows in the Nebraska Sandhills was evaluated as a supplement for gestating beef cows grazing winter range. Ninety-six crossbred spring calving,…Publication Date 1997-07-01
- pregnancy
- body condition
- liveweight gain
- reproductive performance
- chemical composition
- Nebraska
- beef cows
- hay
- dietary supplements
- feed supplements
- in vitro digestibility
- grasses
- feed intake
- Library Collection RecordThis study evaluated the effects of supplementing a diet of range hay (5.7% crude protein, 68% NDF) with grass hay from subirrigated meadows (16.5% crude protein, 53.5% NDF), or with a 70% soybean…Publication Date 1997-07-01
- chemical composition
- hay
- digestibility
- crude protein
- digesta
- kinetics
- cattle
- protein supplements
- rumen fermentation
- grasses
- feed intake
- Library Collection RecordThe objective of this study was to determine how rangeland hydrology of oak, juniper, bunchgrass and shortgrass vegetation types is altered by fire. The research was conducted at the Sonora…Publication Date 1997-03-01
- bunchgrass
- shortgrasses
- Aristida
- soil aggregates
- Juniperus ashei
- soil organic matter
- water yield
- Quercus virginiana
- woodland grasslands
- runoff
- prescribed burning
- sheep
- goats
- Texas
- sediment yield
- plant litter
- rangelands
- grazing
- infiltration
- grasses
- bulk density
- Library Collection RecordExtensive rangelands and other vegetation types that we know today formed while atmospheric carbon dioxide (CO2) concentration was low (50 to 75% of today's concentration). Fossil fuel burning…Publication Date 1997-11-01
- long term experiments
- C3 plants
- respiration
- plant-water relations
- C4 plants
- biogeochemical cycles
- stomatal conductance
- plant ecology
- carbon dioxide
- atmosphere
- photosynthesis
- species differences
- biomass production
- botanical composition
- rangelands
- literature reviews
- grazing
- grasses
- Library Collection RecordSeedbed requirements for the establishment of grasses and legumes were studied in 3 experiments conducted over 3 years (1981-83) on the sandy (< 5 mg kg-1 Bray P) and loam (> 20 mg kg-1 Bray P…Publication Date 1998-01-01
- forage legumes
- tropical grasslands
- seedbed preparation
- grassland improvement
- stand establishment
- sandy soils
- loam soils
- China
- grasses
- Library Collection RecordWildfire in the growing season is relatively frequent and interest is increasing in using growing-season fire in management of tallgrass prairie. However, the influence of fire in the growing season…Publication Date 1998-01-01
- seral stages
- wildfire management
- loam soils
- ecological succession
- fires
- fire effects
- old fields
- prescribed burning
- forbs
- Oklahoma
- biomass production
- plant communities
- prairies
- botanical composition
- grasses
- Library Collection RecordThe effect of livestock grazing on organic and N in rangeland soils is not well defined. In this study on sandy rangeland in western Oklahoma, we sampled 8 pastures moderately grazed by cattle and 8…Publication Date 1997-09-01
- soil analysis
- carbon
- soil fertility
- nutrient uptake
- forbs
- Oklahoma
- biomass production
- grazing intensity
- plant communities
- nitrogen content
- plant litter
- botanical composition
- rangelands
- grasses
- Library Collection RecordMany studies have reported nitrogen (N) fertilization of rangeland, but few have reported changes in botanical composition, which may be as important as changes in forage production, or were…Publication Date 1998-07-01
- long term experiments
- grassland improvement
- cost-benefit analysis
- rain
- nitrogen fertilizers
- stocking rate
- forbs
- Pascopyrum smithii
- Bouteloua gracilis
- Wyoming
- application rates
- biomass
- botanical composition
- grasses
- Library Collection RecordWater budget modeling usually requires quantification of all possible processes of the hydrologic cycle. This includes rainfall interception. The purpose of this study was to estimate the potential…Publication Date 1998-01-01
- interception
- xerophytes
- evaporation
- crown
- Salsola tragus
- shoots
- Atriplex canescens
- Gutierrezia sarothrae
- rain
- weight
- grasses
- New Mexico
- dry matter
- plant height
- Library Collection RecordMany producers believe cattle grazing wheat pasture during the winter are likely to graze actively growing locoweed when turned onto short-grass prairie in the spring. White locoweed (Oxytropis…Publication Date 1997-05-01
- toxins
- warm-season grasses
- cool-season grasses
- Triticum aestivum
- swainsonine
- Oxytropis sericea
- winter
- spring
- selective grazing
- steers
- natural grasslands
- grazing
- grasses
- New Mexico
- feeding preferences
- Library Collection RecordA 2 year study was conducted to evaluate the effectiveness of riparian vegetation to filter sediment from overland water flow. Three vegetation height treatments: clipped to the soil surface, clipped…Publication Date 1998-05-01
- area
- cutting height
- sediments
- water erosion
- Carex
- riparian buffers
- rain
- slope
- runoff
- grasses
- simulation
- Colorado
- plant height
- Library Collection RecordA 2-year rainfall simulation study was conducted to evaluate the effectiveness of riparian vegetation to reduce sediment movement. Three vegetation height treatments [clipped to the soil surface, 10…Publication Date 1998-05-01
- sediment deposition
- particle size
- cutting height
- water erosion
- Carex
- riparian buffers
- rain
- grasses
- simulation
- plant height
- Library Collection RecordEvaluating seedbank ecology is critical for understanding plant community development and successional patterns and for identifying factors regulating population dynamics. The relationships among…Publication Date 1998-01-01
- chilling requirement
- Sporobolus cryptandrus
- soil depth
- seed banks
- Carex
- seedling emergence
- plant ecology
- sandy soils
- range condition
- Nebraska
- forbs
- seed germination
- prairies
- botanical composition
- grasses
- Library Collection RecordGrazing system and stocking rate effects on standing crop of species and relative species composition of tallgrass prairies in north-central Oklahoma were evaluated from 1989 to 1993. Twelve…Publication Date 1998-03-01
- continuous grazing
- rain
- stocking rate
- pastures
- forbs
- rotational grazing
- Oklahoma
- prairies
- biomass
- botanical composition
- grasses
- Library Collection RecordIn developing an improved understanding of the dynamics of understory plant composition and productivity in Coastal Plain forest ecosystems, we examined the influence of site preparation and…Publication Date 1998-01-01
- chopping
- Arkansas
- subsoil
- site preparation
- windrowing
- cultivation
- interspecific competition
- Pinus taeda
- phosphorus fertilizers
- 2,4-D
- Paspalum
- legumes
- understory
- ecological succession
- forest plantations
- Louisiana
- prescribed burning
- forbs
- biomass production
- shrubs
- Texas
- Pinus
- canopy
- grasses
- forage
- soil texture
- Library Collection RecordRotation grazing strategies have been proposed to increase stocking capacity, improve animal gains, and improve forage production and range condition. We compared continuous or season-long, 4-pasture…Publication Date 1997-11-01
- optimization
- ground cover
- producer prices
- beef
- liveweight gain
- continuous grazing
- root systems
- rain
- stocking rate
- forbs
- rotational grazing
- steers
- Wyoming
- grazing intensity
- biomass
- plant litter
- botanical composition
- grasses
- Library Collection RecordThe abundance of woody plants on grasslands and savannas often is controlled by the availability of water and its location in soil. Water availability to plants is limited by precipitation, but the…Publication Date 1997-05-01
- prediction
- plant ecology
- water availability
- soil water balance
- carbon dioxide
- atmosphere
- greenhouse effect
- stomata
- C4 grasses
- rain
- transpiration
- shrubs
- rangelands
- literature reviews
- grasses
- plant height
- Library Collection RecordChanges in the vegetation and soil surface were assessed along a grazing intensity gradient on rangelands of the Punta Ninfas area in southern Argentina. Thirty-two transects were sampled in areas…Publication Date 1995-11-01
- woody weeds
- indicator species
- soil types
- steppes
- grazing intensity
- shrubs
- sheep
- overgrazing
- biomass
- Argentina
- botanical composition
- rangelands
- canopy
- grasses
- forage
- Library Collection RecordTarbush (Flourensia cernua DC.) contributes substantially to the Chihuahuan Desert shrub biomass, but is browsed sparingly by livestock. This study was designed to assess nutritional benefits and/or…Publication Date 1996-07-01
- pleuraphis mutica
- volatile fatty acids
- dose response
- leaves
- Flourensia
- rumen fluids
- water intake
- body weight
- fiber content
- crude protein
- digesta
- pH
- transit time
- sheep
- rumen fermentation
- grasses
- New Mexico
- dry matter
- feed intake
- Library Collection RecordFlourensia cernua DC. (tarbush) is a deciduous shrub with potential as a high-protein forage source for livestock. Twenty-four Polypay X Rambouillet wethers housed in metabolism crabs were used to…Publication Date 1996-07-01
- pleuraphis mutica
- cholesterol
- blood chemistry
- digestible protein
- nitrogen retention
- urea
- alfalfa
- nitrogen balance
- weed palatability
- leaves
- Flourensia
- body weight
- sheep
- grasses
- New Mexico
- dry matter
- feed intake
- Library Collection RecordWe conducted 2 experiments to quantify the effects of incubation time, filtering method, forage type, and associated interactions on the precision and accuracy of in-vitro digestibility as estimates…Publication Date 1995-09-01
- wheat straw
- sodium sulfite
- filterability
- laboratory techniques
- Panicum coloratum
- alfalfa
- alfalfa hay
- organic matter
- lignin
- estimation
- duration
- fiber content
- hay
- in vitro digestibility
- grasses
- Library Collection RecordThe objective of this study was to evaluate the potential of near infrared reflectance spectroscopy (NIRS) for estimating botanical composition of esophageal extrusa samples. Spectral data were…Publication Date 1996-03-01
- sampling
- Andropogon gerardii
- esophagus
- infrared spectroscopy
- forbs
- diet
- Oklahoma
- digesta
- sheep
- cattle
- botanical composition
- grasses
- Library Collection RecordResearch has been lacking on the influence of honey mesquite (Prosopis glandulosa Torr.) on forage production in the Chihuahuan desert. In 1964 honey mesquite was controlled (65% kill) with the…Publication Date 1996-01-01
- xerophytes
- woody weeds
- Prosopis glandulosa
- cost-benefit analysis
- brush control
- rain
- forbs
- biomass
- range management
- botanical composition
- canopy
- grazing
- grasses
- New Mexico
- Library Collection RecordA study was conducted to evaluate the influences of seasonlong and short duration grazing management on the botanical composition, chemical composition, and organic matter intake of cattle diets in…Publication Date 1996-05-01
- organic matter
- lignin
- continuous grazing
- fiber content
- grazing experiments
- feces
- forbs
- rotational grazing
- shrubs
- in vitro digestibility
- nitrogen content
- botanical composition
- grasses
- beef cattle
- feed intake
- North Dakota
- Library Collection RecordMineral concentrations of range grasses are often below that required by grazing livestock. Limited information is available on forage mineral concentrations for the Northern Great Plains and there…Publication Date 1996-05-01
- plant tissues
- requirements
- silty clay soil
- live tissue
- dead tissue
- silty soils
- zinc
- Cyperaceae
- molybdenum
- nutrient deficiencies
- Bromus japonicus
- mineral content
- loam soils
- clay soils
- rain
- sodium
- Bromus tectorum
- potassium
- forbs
- phosphorus
- magnesium
- calcium
- Poaceae
- Pascopyrum smithii
- seasonal variation
- Montana
- grasses
- forage
- maturity stage
- Library Collection RecordDryland grass production is an important agricultural commodity in the Northern Great Plains. Nitrogen (N) fertilizer can increase dry matter production and forage quality, yet there are relatively…Publication Date 1996-07-01
- Great Plains states of USA
- yields
- rain
- nitrogen fertilizers
- use efficiency
- species differences
- dry environmental conditions
- application rates
- grasses
- dry matter
- Library Collection RecordRecreational packhorse grazing is one of many uses of high elevation wildland meadows. We quantified the behavior of horses grazing on an upper timberline meadow in southwestern Montana and the…Publication Date 1996-11-01
- wilderness
- activity sampling
- meadows
- highlands
- horses
- feeding behavior
- forbs
- natural grasslands
- Montana
- grazing
- grasses
- plant height
- Library Collection RecordThe effect of dietary browse (Salix bebbiana Sarg.) on intake and activity of muskoxen (Ovibos moschatus Zimmermann) pastured in south-central Alaska was compared to animals on grass pasture only. In…Publication Date 1996-01-01
- Salix bebbiana
- activity sampling
- biting rates
- Alaska
- Ovibos moschatus
- fiber content
- voluntary intake
- transit time
- in vitro digestibility
- browsing
- grazing
- grasses
- feed intake