Rangeland Ecology & Management
Get reliable science
Toggle Search
Result Type
Collection
Keywords
Displaying 1 - 50 of 91 results
- Library Collection RecordPlains cottonwood and peachleaf willow seedling establishment was studied to determine the effects of seedbed disturbance and irrigation along Boulder Creek, Colorado (40° 3' N, 105° 8…Publication Date 1969
- Populus deltoides
- disturbance
- Flood
- natural seedfall
- peachleaf willow
- plains cottonwood
- restoration
- riparian
- Salix amygdaloides
- seedling establishment
- Library Collection Record: In the summer of 1994, five narrowleaf cottonwood stands in northeastern Yellowstone National Park were measured for the effects of elk herbivory. These stands were dated by photographs from…Publication Date 1969
- Cervus elaphus
- browsing
- herbivory
- elk
- narrowleaf cottonwood
- Populus augustifolia
- Yellowstone National Park
- Library Collection RecordThis is a scientific synthesis based on the author’s PhD dissertation along with 141 other studies on elk, moose, and beaver herbivory in riparian communities in the northern range of…Publication Date 1969
- Cervus elaphus
- moose
- Alces alces
- beaver
- Castor canadensis
- elk
- Intermountain West
- native ungulates
- riparian communities
- water cycle
- Yellowstone National Park
- Library Collection RecordThe growth form and vegetative characteristics of willows (Salix spp.), on the winter range in Rocky Mountain National Park, changed dramatically in response to protection from elk (Cervus elaphus)…Publication Date 1969
- Cervus elaphus
- herbivory
- Salix
- alternative stable states
- Rocky Mountain National Park
- stem morphology
- Library Collection RecordIndividual species response to grazing, physical disturbance, competition and fire was analyzed at a population-level and community-level in the Serengeti National Park in Tanzania (34˚ 05â…Publication Date 1969
- grazing
- herbivores
- species diversity
- Community organization
- community structure
- disturbance
- functional response group
- mammalian grazer
- Manipulation
- Library Collection RecordThree new predictions of grazing impacts on arid rangelands: (plant species richness will exhibit a negative but moderate decrease with grazing; a separate degradation state within the impact zone…Publication Date 1969
- grazing
- soil texture
- Australia
- arid lands
- desert
- distance gradients
- disturbance
- state and transition models
- water remoteness
- Library Collection RecordThe effects of disturbances caused by greater snow goose (Chen caerulescens atlantica) grubbing, ice scouring, and the combination of the two were examined on a tidal marsh (47° 00’N ; 70° 35’…Publication Date 1969
- grazing
- primary production
- Quebec
- disturbance
- grubbing
- ice drift
- plant dynamics
- Scirpus marsh
- St. Lawrence estuary
- Library Collection RecordThe degree that cottonwood recruitment has not occurred and the identification of potential links between environmental factors and recruitment were examined in this study conducted along the Lamar…Publication Date 1969
- Cervus elaphus
- wolves
- Canis lupus
- cottonwood
- elk
- Populus spp.
- riparian
- trophic cascades
- Yellowstone National Park
- Library Collection RecordLong-term changes in plant community composition and vegetative structure were measured using 10 permanent plots established in 1992 and revisited in 2001. Permanent plots were established in four…Publication Date 1969
- monitoring
- disturbance
- Great Basin National Park
- livestock removal
- riparian ecosystems
- tree diameter
- woody vegetation
- Library Collection RecordAdler and Lauenroth recorded canopy cover, density, litter, bareground, soil texture, and small mammal activity on eight paired plots of moderately grazed pastures and ungrazed exclosures.…Publication Date 1969
- grazing
- plant competition
- Bouteloua gracilis
- Buchloe dactyloides
- Agropyron smithii
- Stipa comata
- Aristida longiseta
- bunchgrasses
- disturbance
- Moran's I
- Sitanion hystrix
- spatial dependence
- Library Collection RecordEffects of elk browsing on willows following simulated beaver use were examined to determine if heavy elk browsing on riparian willows was causing the beaver population to decline. This three year…Publication Date 1969
- compensatory growth
- Cervus elaphus
- herbivory
- livestock
- willow
- beaver
- Castor canadensis
- elk
- plant-herbivore interactions
- Rocky Mountain National Park
- Salix monticola
- standing crop
- ungulate
- Library Collection RecordA two year study was conducted in Newfoundland on the Gros Morne National Park, a boreal ecosystem, to determine the level of susceptibility to invasion and if any kind of disturbance would cause…Publication Date 1969
- soil pH
- herbivory
- forests
- boreal ecosystem
- disturbance
- human activity
- natural areas
- weed spread
- Library Collection RecordEstablishment and survival of five weeds were examined across a gradient from uplands to lowlands with 5 combinations of disturbances (long-term grazed, and grazed during experiment, long-term grazed…Publication Date 1969
- herbivory
- compensatory growth
- Cirsium arvense
- disturbance
- establishment
- Kochia scoparia
- landscape topography
- Lepidium densiflorum
- Salsola iberica
- Sisymbrium altissimum
- Library Collection RecordPlots in the southern Sierra Nevada’s were examined for species richness and cover of native and invasive species in three vegetation types (blue oak savanna, chaparral and coniferous forests)…Publication Date 1969
- alien plant species
- cover
- disturbance
- grazing history
- plant diversity
- species richness
- Library Collection RecordMcClaren and Anable measured the changes in density of Lehmann lovegrass (Eragrostis lehmanniana) and native grasses, and the proportion of lovegrass present along a livestock grazing intensity…Publication Date 1969
- invasive species
- Arizona
- disturbance
- mesquite-grass savanna
- repeated measure analysis
- Library Collection RecordIn disturbed plots, species richness decreased with intensity of disturbance in early summer and increased in midsummer. No difference in richness or species composition was detected between control…Publication Date 1969
- Solidago canadensis
- New Jersey
- Ambrosia artemisiifolia
- disturbance
- dominance
- old fields
- species coexistence
- species richness
- succession
- Library Collection RecordExclosures and artificial beaver dams were used to determine the cause of willow (Salix spp.) declines in Rocky Mountain National Park, Colorado. Elk (Cervus elaphus) herbivory reduced annual growth…Publication Date 1969
- Cervus elaphus
- willow
- Colorado
- grazing
- herbivory
- hydrology
- elk
- Rocky Mountain National Park
- Salix spp.
- Library Collection RecordIn pastures grazed by cattle (Bos taurus), elk (Cervus elaphus) used forested areas, draws, spur ridges, steep slopes, and higher elevations more than in ungrazed pastures. Elk avoided pastures when…Publication Date 1969
- Odocoileus hemionus
- Bos taurus
- Cervus elaphus
- grazed pastures
- rested pastures
- steep slope
- Library Collection RecordSites at the Wind Cave National Park (WCNP) in South Dakota dominated by warm-season grasses were used by elk (Cervus elaphus) and mule deer (Odocoileus hemionus), while sites dominated by cool-…Publication Date 1969
- Cervus elaphus
- mule deer
- Odocoileus hemionus
- bison
- Antilocapra americana
- Bison bison
- elk
- forbs
- graminoids
- pronghorn
- Library Collection RecordTwenty-five ungulate exclosures were established in Olympic National Park and Olympic National Forest in the 1930's and 1950's. Information from earlier studies and resampled vegetation (…Publication Date 1969
- Cervus elaphus
- Odocoileus hemionus
- black-tailed deer
- elk
- exclosures
- native ungulates
- Olympic National Park
- species composition
- Library Collection RecordA historical review of human activities influencing stream and riparian ecosystems in eastern Washington and Oregon shows that cumulative effects of resource uses and management, over the past two…Publication Date 1969
- Oregon
- Washington
- disturbance
- Resource Use
- riverine ecosystems
- Library Collection RecordWhite et al. comparatively studied the research literature and historic photographs to evaluate aspen (Populus tremuloides) change over time in 6 Rocky Mountain national parks in Canada and the…Publication Date 1969
- Cervus elaphus
- indicator species
- Trembling aspen
- Populus tremuloides
- ecological integrity
- elk
- national park management
- Library Collection RecordFrom the time they initially colonize new areas, prairie dogs disturb grasslands by burrowing and grazing, thereby creating large patches of altered vegetation in the landscape. In this South Dakota…Publication Date 1969
- above-ground net primary production
- black-tailed prairie dogs
- Cynomys ludovicianus
- disturbance
- mixed-grass prairie
- N concentration
- species composition
- Library Collection RecordPrevious defoliation may enhance the quantity or quality of forage available to elk during the winter. Authors initiated this study to determine if spring or fall simulated cattle grazing would…Publication Date 1969
- Agropyron spicatum
- Cervus elaphus
- calcium
- forage conditioning
- forage quality
- phosphorous
- simulated grazing
- Library Collection RecordWambolt and Sherwood examined the effects of long-term ungulate browsing on big sagebrush plant communities, within the Yellowstone winter range, using exclosures that were 32-39 years old. Compared…Publication Date 1969
- Artemisia tridentata
- Cervus elaphus
- Odocoileus hemionus
- mule deer
- Antilocapra americana
- big sagebrush
- exclosures
- habitat quality
- natural regulation
- Pronghorn Antelope
- winter range
- Library Collection RecordWambolt examined differences in bluebunch wheatgrass (Agropyron spicatum) nutrient content in elk (Cervus elaphus) winter range between a pasture grazed by cattle (Bos taurus) in the spring, rested…Publication Date 1969
- Agropyron spicatum
- Cervus elaphus
- crude protein
- big game nutrition
- cattle grazing
- rest-rotation grazing system
- Library Collection RecordSynthesis of literature related to the historical and present associations between ungulates and sagebrush on the Northern Yellowstone Winter Range (NYWR). The NYWR habitats preferred by elk (Cervus…Publication Date 1969
- Cervus elaphus
- mule deer
- Odocoileus hemionus
- Artemisia tridentata
- big sagebrush
- elk
- winter range
- Yellowstone
- Library Collection RecordValone and Kelt compared the effects of burning and grazing on summer and winter annuals and perennials, with regard to individual abundance, species richness, and diversity. On the grazed…Publication Date 1969
- grazing
- species diversity
- disturbance
- fire
- species richness
- Library Collection RecordTaylor et al. found that mowing, at a moderate utilization level (50%), in the fall can leave more grass, as well as total biomass for elk and deer the following spring. Cattle grazing at a 90%…Publication Date 1969
- Cervus elaphus
- mowing
- mule deer
- Odocoileus hemionus
- elk
- Festuca scabrella
- prescribed cattle grazing
- rough fescue
- Library Collection RecordTaylor et al. concluded that the removal of cattle from Ash Springs and Browne Springs caused a healthy rebound of the fish population in that stream. They had predicted that cattle were introducing…Publication Date 1969
- ammonia
- nitrates
- disturbance
- endemic fishes
- Library Collection RecordTaylor and Littlefield examined the effects that a reduction in disturbance had on the population numbers of two passerine species in southeastern Oregon. Cattle have grazed quite extensively on the…Publication Date 1969
- willow
- disturbance
- passerine birds
- riparian habitat
- Library Collection RecordStewart et al. examined the forage used, and its contents of isotopes of nitrogen (N) and carbon (C) by cattle, elk and mule deer on the Starkey Experimental Forest and Range in northeastern Oregon…Publication Date 1969
- Bos taurus
- cattle
- Cervus elaphus
- diet
- mule deer
- Odocoileus hemionus
- microhistological analysis
- niche
- North American elk
- stable isotopes
- Library Collection RecordStewart et al. determined that depending on the season, cattle, elk and mule deer competitively exclude each other due to resource partitioning. Cattle avoided mule deer and elk in the summer and…Publication Date 1969
- Cervus elaphus
- mule deer
- Odocoileus hemionus
- Oregon
- competition
- competitive exclusion
- elk
- free-ranging cattle
- niche partitioning
- Library Collection RecordThe authors of this study linked the overall decline of willows (Salix spp.) in Yellowstone and Rocky Mountain National Parks to the increasing elk (Cervus elaphus) populations in these parks since…Publication Date 1969
- Cervus elaphus
- growth environment
- Rocky Mountain National Park
- Salix spp.
- ungulate management
- Yellowstone National Park
- Library Collection RecordSinger et al. reviewed new and previously published data on ungulate numbers and soil and vegetation characteristics in and out of long-term exclosures in Yellowstone National Park (YNP), 25 years…Publication Date 1969
- Cervus elaphus
- overgrazing
- elk
- exclosures
- National Park Service Policy
- Yellowstone National Park
- Library Collection RecordSinger et al. present in this paper an evaluation of the abundance of elk (Cervus elaphus) and bison (Bison bison) and their grazing on ungulate winter ranges in two national parks (Yellowstone…Publication Date 1969
- bison
- Cervus elaphus
- mineralization
- Bison bison
- elk
- Rocky Mountain National Park
- ungulate herbivory
- Yellowstone National Park
- Library Collection RecordThe long term effects elk (Cervus elaphus), pronghorn (Antilocapra americana), and mule deer (Odocoileus hemionus) browsing on shrubs in big sagebrush (Artemisia tridentata) at high and low elevation…Publication Date 1969
- Artemisia tridentata
- Cervus elaphus
- mule deer
- Odocoileus hemionus
- Antilocapra americana
- big sagebrush browsing
- northern Yellowstone elk
- pronghorn
- Library Collection RecordThis study reports niche relationships between elk (Cervus elaphus) and four other native ungulates, mule deer (Odocoileus hermionus), bison (Bison bison), pronghorn (Antilocapra americana), and…Publication Date 1969
- Cervus elaphus
- bison
- mule deer
- Odocoileus hemionus
- Antilocapra americana
- bighorn sheep
- Bison bison
- diet overlaps
- elk
- niche relationships
- Ovis canadensis
- Pronghorn Antelope
- Yellowstone National Park
- Library Collection RecordThe authors present data on the effects of elk (Cervus elaphus) herbivory on grassland species composition, biomass production, and forage quality, and to document any changes in ungulate-grassland…Publication Date 1969
- Cervus elaphus
- grazing
- grasslands
- herbivory
- elk
- fire effects
- forage quality
- ungulate winter range
- Yellowstone National Park
- Library Collection RecordThe purpose of this study was to evaluate differences in aboveground biomass production by plant species between grazed and ungrazed sites on Yellowstone National Park's northern elk (Cervus…Publication Date 1969
- grazing
- Cervus elaphus
- bison
- Bison bison
- bunchgrasses
- elk
- native ungulates
- Yellowstone National Park
- Library Collection RecordFour grazing levels of 0% (control), 50%, 70%, and 90% relative utilization were used for fall cattle grazing to determine how each level effects elk (Cervus elaphus) and deer (Odocoileus spp.)…Publication Date 1969
- Cervus elaphus
- mule deer
- elk
- fall cattle grazing
- Festuca scabrella
- Odocoileus spp.
- white-tailed deer
- Library Collection RecordSheehy and Varva looked at the causes of spatial and temporal separation between elk, mule deer and cattle. They found that temporal separation was the most important factor for alleviating the…Publication Date 1969
- mule deer
- Odocoileus hemionus
- Cervus elaphus
- cattle
- Bos taurus
- selection
- diet overlap
- elk
- Geographic Information System
- Preferences
- Library Collection RecordWhen herbivores preferentially feed on early successional species they may generate conditions favorable for these species and thus create a positive feedback. Positive feedbacks may create multiple…Publication Date 1969
- foraging
- grasslands
- herbivory
- alternate stable states
- disturbance
- herbivore population dynamics
- multiple stable state
- pocket gophers
- spatial structure
- succession
- Thomomys bottae
- Library Collection RecordThis study was part of a broad effort to understand the role of native ungulates in the dynamics of old-growth forests in Olympic National Park, Washington. The authors examined the structure and…Publication Date 1969
- Cervus elaphus
- browsing
- black-tailed deer
- elk
- native ungulates
- Odocoileus hemionus columbianus
- old-growth forests
- Olympic National Park
- understory patch dynamics
- Library Collection RecordThe effects of elk (Cervus elaphus) browsing on plant growth and nitrogen (N) cycling were measured in short willow and tall willow (Salix spp.), aspen (Populus tremuloides), and upland grass/shrub…Publication Date 1969
- Cervus elaphus
- mineralization
- nitrogen
- overgrazing
- plant production
- willow
- elk
- elk herbivory
- overabundance
- Rocky Mountain National Park
- Salix spp.
- Library Collection RecordRipple and Beschta used historic data, photo records, and current vegetation measurements to determine the impacts of elk (Cervus elaphus) herbivory on willows (Salix spp.) before the extirpation of…Publication Date 1969
- Cervus elaphus
- herbivory
- elk
- predation risk
- Salix spp.
- trophic cascades
- willows
- Library Collection RecordLong-term (7-9 years) and short-term (1 year) grazing exclosures were used to determine the effects of grazing on plant and insect abundance, species richness and evenness over different time…Publication Date 1969
- grazing
- community structure
- disturbance
- evenness
- exclosures
- species richness
- Library Collection RecordTo study disturbance in a system where minimal structure is not known, an initial, or the best available approximation to minimal structure should be used. Pickett et. al proposed an operational…Publication Date 1969
- stress
- disturbance
- ecological hierarchies
- minimal structure
- spatial dimension
- Library Collection RecordThe authors of this study used exclosures to determine the effects of elk (Cervus elaphus) herbivory in winter on Salix monticola in Rocky Mountain National Park, where increasing elk populations are…Publication Date 1969
- Cervus elaphus
- browsing
- plant-animal interactions
- riparian ecosystem
- Rocky Mountain National Park
- Salix monticola
- Library Collection RecordResearch cited by Painter and Belsky (1993) may have demonstrated overcompensation or compensatory growth by individual plants in response to harvesting. Patten states that when considering the…Publication Date 1969
- Cervus elaphus
- compensatory growth
- grazing
- overgrazing
- elk
- herbivore optimization
- mixed cattle and elk grazing
- overcompensation
- Southwest
- western rangelands
- Yellowstone National Park