Rangeland Ecology & Management
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- Library Collection RecordCheatgrass (Bromus tectorum L.) is an invasive annual grass that creates near-homogenous stands in areas throughout the Intermountain sagebrush steppe and challenges successful native plant…Publication Date 2008-01-01
- cheatgrass
- clipping
- grazing
- livestock
- native plant restoration
- weed control
- Library Collection RecordIngestion of small amounts of condensed tannin (CT) by ruminants can prevent bloat, improve nitrogen retention, and reduce excretion of urea, a precursor of ammonia and the greenhouse gas nitrous…Publication Date 2008-05-01
- livestock
- pollution reduction
- quebracho tannin
- Library Collection RecordScaled quail (Callipepla squamata pallida Vigors) are closely associated with semidesert grasslands of the southwestern United States, and populations have declined by as much as 50% since 1960.…Publication Date 2006-05-01
- Callipepla squamata
- grazing
- livestock
- exotic grasses
- semidesert grassland
- Chihuahuan desertscrub
- 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 RecordThe impacts of wild herbivores on cattle diet selection were investigated in an East African rangeland during August 2001 and February 2002. The study compared cattle diets in plots exclusively…Publication Date 2007-03-01
- forbs
- livestock
- megaherbivores
- nutrition
- productivity
- wild herbivores
- Library Collection RecordIncreases of velvet mesquite (Prosopis velutina Woot.) in southwestern grasslands might have been caused by livestock consumption of fuels that once burned with sufficient frequency and intensity to…Publication Date 2007-09-01
- burn
- exotic grasses
- foliage volume
- fuels
- grazing
- livestock
- Library Collection RecordNon-selective grazing (NSG) is a relatively novel way of farming livestock in the Nama Karoo of South Africa. Our key question was how heavy grazing under this high-intensity, low-frequency grazing…Publication Date 2003-09-01
- soil microorganisms
- cell respiration
- infiltration (hydrology)
- aggregate stability
- mixed grazing
- soil organic matter
- South Africa
- stocking rate
- grazing intensity
- sheep
- goats
- cattle
- range management
- grazing systems
- hoof action
- infiltration
- intensive herbivory
- microbial respiration
- semiarid
- Library Collection RecordDue to its palatability and forage quality, antelope bitterbrush (Purshia tridentata Pursh DC) is a desirable shrub across western US rangelands. Because little information is available regarding…Publication Date 2004-03-01
- Purshia tridentata
- livestock
- big game
- winter range
- wildlife
- habitats
- browse
- Library Collection RecordGrazing of livestock in streams and associated riparian habitats (hereafter referred to as riparian zones) may affect small mammal communities by influencing vegetation, water quality, and other site…Publication Date 2004-07-01
- fencing
- litter
- livestock
- pastures
- streams
- vegetation
- wildlife
- Library Collection RecordMontezuma quail (Cyrtonyx montezumae Vigors) are closely associated with oak woodlands (Quercus spp.). Livestock grazing and cover availability are considered important factors affecting Montezuma…Publication Date 2004-09-01
- Arizona
- Cyrtonyx montezumae
- grazing
- habitat selection
- livestock
- Madrean evergreen woodland
- Montezuma quail
- Library Collection RecordA comparative study was made of 3 techniques applied to the study of herbivore diet selection, namely direct observation, faecal analysis and the recently developed remote control oesophageal fistula…Publication Date 2001-09-01
- feces collection
- diet study techniques
- cud
- direct observation
- shrublands
- errors
- sampling
- herbivores
- goats
- grazing
- feeding preferences
- microhistological analysis
- goats
- South Africa
- Oesophageal fistula
- Library Collection RecordAccelerated erosion of streambanks in grazed riparian pastures is of concern to land managers. We tested the hypothesis that providing cattle free-choice off-stream water and trace mineralized salt…Publication Date 2001-11-01
- riverbank protection
- soil stability
- riparian grasslands
- water erosion
- water availability
- animal behavior
- dietary mineral supplements
- Oregon
- grazing intensity
- beef cattle
- grazing
- greenline
- water quality
- livestock
- off-stream water
- Library Collection RecordInformed management of large herbivores depends largely on how well habitat availability and suitability are understood. The aims of the study were to quantify and map the distribution of sour and…Publication Date 2002-03-01
- game reserves
- sourveld
- mixed veld
- game animals
- mapping
- habitat selection
- habitats
- satellite imagery
- multispectral imagery
- South Africa
- veld
- natural grasslands
- plant communities
- wildlife management
- biomass
- botanical composition
- wildlife
- GIS
- remote sensing
- Landsat
- ground-truthing
- 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 RecordRisk of livestock losses to poisonous plants can be reduced on many ranges through prudent management based on application of existing knowledge. Poisonous plants can be categorized using both…Publication Date 2002-05-01
- weed palatability
- risk assessment
- toxicity
- controlled grazing
- poisonous weeds
- selective grazing
- grazing intensity
- range management
- literature reviews
- livestock
- grazing management
- diet selection
- poisonous plants
- 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 RecordVegetation changes were evaluated over a 13 year period (1988-2000) on moderately grazed and lightly grazed rangelands in the Chihuahuan Desert of south central New Mexico. During the study period,…Publication Date 2003-03-01
- stocking rate
- arid lands
- livestock
- range management
- Library Collection RecordThe Ecological Index Method impacted directly on the estimation of grazing capacities in the Karoo, an arid region in South Africa. Due to inherent deficiencies in the ecological index method, index…Publication Date 2000-09-01
- Limax
- pioneer species
- agronomic traits
- arid grasslands
- carrying capacity
- nutrient requirements
- climax communities
- South Africa
- veld
- estimation
- digestibility
- sheep
- range management
- botanical composition
- nutritive value
- canopy
- grasses
- available dry matter production
- canopy spread cover
- current grazing capability
- [K divided by (Ca + Mg)
- total digestible nutrients
- Library Collection RecordCholla cactus may serve as an emergency feedstuff for livestock when forage availability is low. A study was conducted at the Corona Range and Livestock Research Center to evaluate the nutritive…Publication Date 2001-05-01
- processing technology
- spines
- opuntia imbricata
- moisture content
- organic matter
- burning
- leaves
- cows
- mineral content
- stems
- estimation
- fiber content
- feeds
- digestibility
- crude protein
- rumen fermentation
- nutritive value
- livestock
- New Mexico
- forage
- dry matter
- drought forages
- mineral content
- emergency feeding
- Library Collection RecordAlthough recognized in importance from the dawn of history, forages have too often been underestimated and undervalued perhaps in part because animal performance has frequently failed to reflect…Publication Date 2001-07-01
- plant diseases and disorders
- immune response
- morbidity
- animal health
- sexual reproduction
- antinutritional factors
- Festuca arundinacea
- nutritional status
- toxicity
- mineral content
- economic analysis
- liveweight gain
- mortality
- adaptation
- animal behavior
- secondary metabolites
- digestibility
- insect pests
- nutritive value
- literature reviews
- livestock
- forage
- feed intake
- chemical constituents of plants
- nutrition
- animal health
- performance
- forage quality
- toxins
- Library Collection RecordPlant growth depends upon C, H, O, and at least 13 mineral elements. Six of these (N, K, Ca, Mg, P, and S) macro-elements normally occur in plants at concentrations greater than 1,000 mg kg(-1) level…Publication Date 2001-07-01
- silicon
- animal health
- sulfur
- nickel
- nutrient-nutrient interactions
- nutrient content
- mineral content
- nutrient availability
- sodium
- nitrogen
- potassium
- trace elements
- phosphorus
- magnesium
- calcium
- mineral nutrition
- literature reviews
- livestock
- forage
- mineral interaction
- mineral requirements
- mineral nutrients
- ruminant diets
- Library Collection RecordThe diversity of the herbaceous layer in the Nylsvley Nature Reserve (Mixed Bushveld) was investigated to enhance the understanding of savanna ecosystems and to serve as a baseline for future…Publication Date 1999-09-01
- South Africa
- savannas
- species diversity
- range condition
- veld
- stocking rate
- plant communities
- overgrazing
- plant density
- botanical composition
- grasses
- dry matter
- Library Collection RecordThis 10-year study was designed to evaluate vegetation response to increasing stocking rates under rotational stocking (3 days graze, 51 days rest) and long-term rest. The 4 stocking rate treatments…Publication Date 1997-07-01
- stocking rate
- rotational grazing
- Texas
- range management
- botanical composition
- livestock
- Library Collection RecordThe relation was studied between the applied stocking rates and the degree to which sheep grazed stems of various karoobush species. A rule of thumb exists amongst farmers and research workers in the…Publication Date 1996-03-01
- Asteraceae
- Eriocephalus
- pentzia spinescens
- rosenia humilis
- eriocephalus ericoides
- stems
- prediction
- South Africa
- palatability
- stocking rate
- diameter
- selective grazing
- semiarid zones
- sheep
- Library Collection RecordVisitors to the Big Cimarron Watershed in the Uncompahgre National Forest, Colorado, had varying attitudes about cattle grazing. Without cuing, 9% of all visitors listed livestock as a source of…Publication Date 1996-01-01
- public opinion
- visitors
- uncompahgre national forest
- multiple land use
- livestock
- grazing
- Colorado
- Library Collection RecordThe sequence of species selection over the grazing period directly determines the effectiveness of different grazing systems. Knowledge of this sequence is also important in understanding the plant-…Publication Date 1995-07-01
- Tristachya
- tirstachya leucothrix
- Themeda triandra
- Eragrostis plana
- Hyparrhenia hirta
- South Africa
- veld
- tillers
- sheep
- cattle
- range management
- botanical composition
- defoliation
- grazing
- feeding preferences
- Library Collection RecordLivestock have been a key factor in the development of civilization, but what will their role be in the future and how should the science of rangeland management change to meet the challenges of the…Publication Date 1995-07-01
- interdisciplinary research
- adverse effects
- environmental impact
- stocking rate
- selective grazing
- rotational grazing
- range management
- defoliation
- literature reviews
- livestock
- grazing
- Library Collection RecordBased on recent circumstances in connection with compensation of livestock killed by large, protected carnivores in Norway, this paper discusses what type of logic should be used to establish which…Publication Date 1994-03-01
- philosophy
- tracks
- argumentation
- proof
- losses
- predation
- Norway
- Ursus arctos
- livestock
- Library Collection RecordPlant structure should be an important determinant of species acceptability to grazing ungulates functioning under various time-energy constraints. The acceptability of 9 grasses to sheep grazing a…Publication Date 1993-05-01
- Cynodon dactylon
- agronomic traits
- tensile strength
- Eragrostis plana
- Hyparrhenia hirta
- Sporobolus indicus var. capensis
- eragrostis capensis
- eragrostis gummiflua
- michrocloa caffra
- leaves
- Eragrostis
- Eragrostis curvula
- stems
- Paspalum notatum
- plant morphology
- South Africa
- Poaceae
- sheep
- grazing behavior
- feeding preferences
- Library Collection RecordNonindustrial private forest landowners (NIPF) control 21.4% of Washington's commercial forestland, much of which produces forage. Resident NIPF owners in 3 regions in the state were surveyed to…Publication Date 1993-01-01
- silvopastoral systems
- private forestry
- motivation
- perception
- surveys
- landowners
- Washington
- livestock
- grazing
- Library Collection RecordChanges in rangeland vegetation integrate the consequences of livestock grazing intensity and possible climate change, as well as other factors. Because vegetation changes tend to be very slow in dry…Publication Date 1992-11-01
- xerophytes
- Krascheninnikovia
- Hilaria
- change
- Hilaria jamesii
- eremosemium spinosa
- Achnatherum hymenoides
- ecological succession
- Chrysothamnus viscidiflorus
- vegetation
- Artemisia tridentata
- plant communities
- rangelands
- Utah
- livestock
- grazing
- Library Collection RecordPaper presented at the "Symposium on Ingestion of Poisonous Plants by Livestock," February 15, 1990, Reno, Nevada. Animals can be trained to avoid eating specific foods by offering them the…Publication Date 1992-01-01
- learning
- training (animals)
- avoidance conditioning
- Delphinium barbeyi
- feeding behavior
- livestock
- grazing
- poisonous plants
- Library Collection RecordPaper presented at the "Symposium on Ingestion of Poisonous Plants by Livestock," February 15, 1990, Reno, Nevada. Many poisonous plants grazed by livestock on ranges and pastures in the…Publication Date 1992-01-01
- neonates
- Veratrum
- Nicotiana
- Conium
- lupins
- malformations
- teratogens
- abortion
- Oxytropis
- Astragalus
- Lupinus
- toxicology
- poisoning
- toxicity
- phytotoxins
- death
- literature reviews
- livestock
- poisonous plants
- Library Collection RecordVariable weather, forage production, weed and pest problems, and livestock prices contribute to uncertainty in range livestock production. Because returns from livestock production, in which…Publication Date 1991-05-01
- prices
- econometric models
- stochastic processes
- variability of returns
- risk
- costs and returns
- animal production
- stocking rate
- profitability
- sustainability
- range management
- livestock
- forage
- Library Collection RecordPaper presented at the "Symposium on Ingestion of Poisonous Plants by Livestock," February 15, 1990, Reno, Nevada. A complex relationship exists between the presence of toxins in a plant…Publication Date 1992-01-01
- Oxytropis
- Astragalus
- swainsonine
- pyrrolizidine alkaloids
- weed palatability
- poisoning
- toxicity
- poisonous weeds
- Senecio
- phytotoxins
- livestock
- chemical constituents of plants
- Library Collection RecordEsophageal fistulated animals are used to collect samples of the forage being consumed by animals in grazing experiments. Four principal hypotheses (H) can be tested in esophageal trials: (1)…Publication Date 1991-07-01
- livestock feeding
- fistulation
- clipping
- experimental design
- grazing trials
- statistical analysis
- pastures
- sampling
- esophagus
- livestock
- forage
- feeding preferences
- Library Collection RecordPaper presented at the "Symposium on Ingestion of Poisonous Plants by Livestock," February 15, 1990, Reno, Nevada. Improved usage of rangelands for livestock production requires better ways…Publication Date 1992-01-01
- biotransformation
- rumen microorganisms
- metabolic detoxification
- toxicity
- tolerance
- ruminants
- literature reviews
- livestock
- chemical constituents of plants
- poisonous plants
- Library Collection RecordHeavy communal grazing pressure and rapid phytomass decomposition reduce shrub interspace cover in Somalia from 100% at the end of the growing season to 5% at the end of the dormant season. Intense…Publication Date 1990-11-01
- communal feeding
- interrill erosion
- hydrology
- watershed management
- ground cover
- watersheds
- Somalia
- sandy soils
- clay soils
- pastures
- grazing intensity
- shrubs
- plant litter
- rangelands
- livestock
- grazing
- infiltration
- Library Collection RecordArmed saltbush [Atriplex acanthocarpa (Torr.) Wats.] and fourwing saltbush [A. canescens (Pursh) Nutt.] are browsed by livestock and white-tailed deer (Odocoileus virginianus Raf.). The objective of…Publication Date 1988-09-01
- atriplex acanthocarpa
- Atriplex canescens
- Odocoileus virginianus
- species
- digestibility
- semiarid zones
- Texas
- rangelands
- livestock
- forage
- plant height
- chemical constituents of plants
- Library Collection RecordDeciding how to allocate forage among animals is a fundamentally important process in range management. The wisdom of these decisions can be enhanced by estimating the marginal value of forage needed…Publication Date 1989-03-01
- economic impact
- wildlife
- mathematical models
- Idaho
- range management
- livestock
- Library Collection RecordThurber needlegrass (Stipa thurberiana Piper) is an important component of both forested and shrub-steppe communities of the Pacific Northwest and Great Basin regions, and little is known of its…Publication Date 1988-11-01
- Achnatherum thurberianum
- roots
- stocking rate
- regrowth
- Oregon
- range management
- phenology
- rangelands
- defoliation
- livestock
- grazing
- forage
- Library Collection RecordJojoba (Simmondsia chinensis) is a major evergreen browse species for livestock and wildlife throughout its range from central Arizona to northwest Mexico and Baja California. Current guidelines for…Publication Date 1989-01-01
- Simmondsia chinensis
- wildlife
- browse plants
- woody plants
- range management
- browsing
- livestock
- grazing
- Arizona
- Library Collection RecordResponses of herbaceous and woody plants to combinations of 4 pine management and 4 grazing management systems were tested on a wet-flatwoods site in the pine-wiregrass vegetation type of north…Publication Date 1988-11-01
- forestry
- Aristida stricta
- Pinus elliottii
- ecological succession
- Pinus palustris
- Florida
- environmental impact reporting
- prescribed burning
- livestock
- grazing
- Library Collection RecordThis paper reports the effect of season of cutting on coppice biomass production by 5 tree species common in the semiarid caatinga woodlands of northeast Brazil. Trees were cut early and late in the…Publication Date 1988-11-01
- growth
- environmental impact reporting
- species
- cutting
- Mimosa
- Caesalpinia
- Croton
- coppicing
- caesalpinia pyramidalis
- auxemma oncocalyx
- croton hemiargyreus
- mimosa acutistipula
- stumps
- death
- selective felling
- mimosa caesalpinifolia
- Brazil
- Boraginaceae
- biomass accumulation
- livestock
- grazing
- Library Collection RecordAfrican pastoral ecosystems have been studied with the assumptions that these ecosystems are potentially stable (equilibrial) systems which become destabilized by overstocking and overgrazing.…Publication Date 1988-11-01
- dynamics
- development policy
- program evaluation
- environmental degradation
- Africa
- ecosystems
- pastoralism
- crop production
- range management
- climatic factors
- livestock
- grazing
- Library Collection RecordContinuous stocking usually leads to the formation of grazed patches. However, the effect of patches on the grassland community is related to their stability. Therefore, we studied the spatial…Publication Date 1988-11-01
- Festuca altaica
- plant community analysis
- danthonia parryi
- grasslands
- yields
- Alberta
- stocking rate
- botanical composition
- livestock
- grazing
- forage
- 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 1989-01-01
- recreation
- laws and regulations
- wilderness
- Alaska
- environmental impact reporting
- wildlife management
- United States
- livestock
- grazing
- Library Collection RecordResearch was initiated at the Texas Experimental Ranch in 1981 to quantify the effects of 2 livestock densities on forage quality in a rotational grazing (RG) treatment. Livestock densities evaluated…Publication Date 1987-07-01
- stocking rate
- pastures
- rotational grazing
- digestibility
- crude protein
- Texas
- quality
- livestock
- forage
- dry matter
- Library Collection RecordNet returns from control of sand shinnery oak (Quercus havardii) with tebuthiuron [N-(5-1,1-dimethylethyl 1,3,4,-thiadiazol-2-yl)-N, N′-dimethylurea] were evaluated for Southern High Plains ranges. A…Publication Date 1987-07-01
- discount rates
- production
- tebuthiuron
- economic analysis
- weed control
- Quercus havardii
- chemical control
- land restoration
- Texas
- rangelands
- livestock
- forage
- Library Collection RecordFour communities or sites dominated by blackbrush (Coleogyne ramosissima Torr.) were studied in the Kaiparowits Basin of southern Utah and northern Arizona. One site has been heavily grazed yearlong…Publication Date 1987-09-01
- Coleogyne ramosissima
- ground cover
- vegetation types
- plant communities
- Utah
- livestock
- grazing
- Arizona
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