Rangeland Ecology & Management
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- Library Collection RecordThe influence of stocking rates on animal’s performance and forage selectivity through co-grazing of sheep and goats within pastures that contain various species of grasses and forbs was…Publication Date 1969
- animal performance
- goats
- mixed pastures
- sheep
- average daily gains
- co-grazing
- forage selectivity
- stocking rates
- Library Collection RecordThe landscape history of the last 150 years was reconstructed by the examination of the sedimentary record of eight small lakes in the northern range of Yellowstone National Park. The purpose was to…Publication Date 1969
- range management
- ungulates
- diatom stratigraphy
- elk populations
- erosion rates
- lead-210 dating
- paleoecology
- paleolimnology
- pollen analysis
- sediment geochemistry
- Yellowstone National Park
- 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 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 RecordFleece of sheared sheep coming off winter range in Juab County, Utah were examined for presence of squarrose knapweed capitula. Viability of collected seeds was measured in greenhouse germination…Publication Date 1969
- wool
- sheep
- Centaurea virgata ssp.
- rangeland weeds
- squarrose knapweed
- weed dispersal
- Library Collection RecordEwe-lamb pairs were grazed within a conifer plantation in northern Idaho for three summers. Botanical composition of sheep diets was estimated using microhistological analysis of fecal samples.…Publication Date 1969
- nutrition
- sheep
- diaminopimelic acid
- fecal nitrogen
- forage selection
- prescribed grazing
- Library Collection RecordResearchers in Oregon set out to determine the effects of four grazing durations by sheep in early stages of stem elongation on annual ryegrass (Lolium multiflorum) seed yield. Results of this…Publication Date 1969
- Lolium multiflorum
- sheep
- Ovis aries
- grazing
- stem elongation
- Ryegrass
- seed yield
- tillers
- Library Collection RecordThe total biomass response of Stipa occidentalis to elevated CO2 was similar (averaging 18% increase in biomass) to the response found for other grassland species. However, the increase in total…Publication Date 1969
- grazing
- herbivory
- grasslands
- CO2 enrichment
- global change
- Stipa occidentalis
- Yellowstone National Park
- Library Collection RecordIn a recent Journal of Range Management article, Singer et al. (1994) reported that evidence from his study indicates that suppressed willows (Salix spp.) on Yellowstone National Park's northern…Publication Date 1969
- herbivory
- willow
- production
- browsing
- elk
- forage quality
- Moisture Stress
- Salix spp.
- Yellowstone National Park
- Library Collection RecordThis study assessed effects of voles (Microtus) on nitrogen dynamics using exclosures in two riparian meadows (Crystal Bench and Blacktail Deer Creek), in Yellowstone National Park. Results showed…Publication Date 1969
- herbivory
- legumes
- voles
- Microtus
- mineralization
- nitrogen
- plant litter
- soil organic matter
- Trifolium
- nitrogen cycling
- potentially mineralizable
- riparian
- Yellowstone National Park
- 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 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 RecordThis study sought to describe the nature, extent, and timing of sheep impacts upon well-established young Douglas-fir (Pseudotsuga menziesii) trees planted in two patterns of sheep/pasture/conifer…Publication Date 1969
- sheep
- deer
- Pseudotsuga menziesii
- agroforestry
- browsing
- Debarking
- Douglas-fir
- 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
- Library Collection RecordMitchell et al. conducted a two-year lamb grazing trial, at the University of California Imperial Valley Research and Extension Center near El Centro, California, to test the effects of lamb grazing…Publication Date 1969
- sheep
- Ovis aries
- alfalfa
- Medicago sativa
- soil penetration
- Sonoran Desert
- water infiltration rate
- winter grazing
- Library Collection RecordIn this study, Merrill et al. sampled above and belowground biomass of Idaho fescue (Festuca idahoensis) and bluebunch wheatgrass (Agropyron spicatum) plants, as well as nematode densities associated…Publication Date 1969
- grazing
- Agropyron spicatum
- nematodes
- bluebunch wheatgrass
- Cervus elphus
- elk
- Festuca idahoensis
- Idaho fescue
- Yellowstone National Park
- Library Collection RecordLeininger and Sharrow evaluated sheep browsing of Douglas-fir (Pseudotsuga menziesii) seedlings in 1981 and 1982, on the Coast Range of Oregon. Most sheep browsing of Douglas-fir seedlings was…Publication Date 1969
- Pseudotsuga menziesii
- sheep
- browsing
- seedlings
- conifers
- Douglas-fir
- mechanical impacts
- Library Collection RecordTo determine the history of browsing by elk (Cervus elaphus) on narrowleaf cottonwood (Populus angustifolia), at a site in northern Yellowstone National Park, Keigley assigned each individual…Publication Date 1969
- architecture
- Cervus elaphus
- Growth Form
- browsing history
- elk
- narrowleaf cottonwood
- populus angustifolia
- Yellowstone National Park
- Library Collection RecordThe effects of grazing by sheep and wildlife on willow (Salix spp.) communities in the Greater Yellowstone Ecosystem were compared in this study. Willow communities grazed by wildlife (elk, Cervus…Publication Date 1969
- willow
- grazing
- elk
- rangeland health
- repeat photography
- Yellowstone National Park
- Library Collection RecordSome researches state that willows (Salix spp.) on Yellowstone National Park's northern range have declined because of climatic change, fire suppression, reduced chemical defenses, or other…Publication Date 1969
- Cervus elaphus
- aboriginal overkill
- beaver
- elk
- Native Americans
- natural regulation
- park management
- Yellowstone National Park
- Library Collection RecordHuff and Varley review the information on the subject of natural regeneration in Yellowstone National Park's northern range. The greatest concern to park managers and their critics over recent…Publication Date 1969
- carrying capacity
- overpopulation
- range management
- wildlife management
- herbivory
- elk
- National Park Service
- natural process management
- natural regulation
- policy
- Yellowstone National Park
- Library Collection RecordHamilton and Frank performed a 13C pulse-chase experiment on a common grazing tolerant grass, Poa pratensis, of Yellowstone National Park, to follow carbon flow into the soil rhizosphere and…Publication Date 1969
- grazing
- herbivory
- nitrogen
- Poa pratensis
- grassland
- microbe
- Yellowstone National Park
- Library Collection RecordOn the northern winter range of Yellowstone National Park, Frank and Zhang measured ammonia volatilization at three times in 1995, at three topographic positions: hilltop, midslope, and slope-bottom…Publication Date 1969
- Cervus elaphus
- bison
- nitrogen
- Ammonia Volatilization
- Bison bison
- elk
- grassland
- ungulate
- Yellowstone National Park
- Library Collection RecordIn this study, Frank and McNaughton tested the theory that herbivory would stimulate above-ground production by measuring the effects of elk (Cervus elaphus) and bison (Bison bison) grazing on plant…Publication Date 1969
- herbivory
- primary production
- grasslands
- Cervus elaphus
- bison
- Bison bison
- elk
- Yellowstone National Park
- Library Collection RecordIn Yellowstone National Park, Frank et al. examined the effects of large herds of migratory herds of ungulates on ecosystem primary production by comparing aboveground (NAP) and belowground…Publication Date 1969
- herbivory
- primary production
- ungulates
- grassland
- minirhizotron
- root growth
- Yellowstone National Park
- Library Collection RecordFrank et al. determined how nitrogen (N) cycling in Yellowstone National Park related to topography and ungulate use. As found in previous grassland studies, the N mineralization rates in…Publication Date 1969
- grasslands
- herbivory
- nitrogen cycling
- Yellowstone National Park
- Library Collection RecordFrank et al. examined the effects of variable site condition and herbivory on net N mineralization, nitrification, denitrification and inorganic N, leaching inside and adjacent to 33-year or older…Publication Date 1969
- Nitrogen cycle
- ungulates
- 15N
- grassland
- Yellowstone National Park
- Library Collection RecordFrank and Groffman examined the influence of native migratory ungulates on denitrification in grasslands of Yellowstone National Park in two ways, by (1) examining the effect of artificial urine…Publication Date 1969
- denitrification
- herbivory
- nitrogen
- grassland
- Yellowstone National Park
- Library Collection RecordFrank and Evans investigated the effects of native ungulates on grassland N cycling in Yellowstone National Park by examining natural 15N abundance of soils and plants inside and outside long-term…Publication Date 1969
- bison
- Cervus elaphus
- nitrogen
- 15N
- Bison bison
- elk
- grassland
- herbivore
- stable isotopes
- ungulate
- Yellowstone National Park
- Library Collection RecordMass migration of Yellowstone's ungulates is, not only a critical step to enhance their nutritional quality, but also a key factor in the nutrient cycle of the Park's grass and shrublands…Publication Date 1969
- diet
- forage
- herbivory
- migration
- nitrogen
- ungulates
- Bison bison
- elk
- Yellowstone National Park
- Library Collection RecordAuthors discuss using cattle or other livestock as a vegetation management tool. Grazing has the potential to allow tree seedlings to establish on tree plantations in the absence of competing…Publication Date 1969
- grazing
- cattle
- sheep
- Competing Vegetation
- tree establishment
- tree plantations
- Library Collection RecordCoughenour examined dormant season elk (Cervus elaphus) impacts on shoot and root standing crop and nitrogen concentration in and outside of 35 year old exclosures in Yellowstone National Park's…Publication Date 1969
- Cervus elaphus
- grazing
- biomass
- elk
- grazing impacts
- nitrogen concentration
- winter range
- Yellowstone National Park
- Library Collection RecordThe effects of fall and spring grazing by sheep on cover components and recovery following a change in seasonality of grazing practices, were studied within long-term grazing treatments of three-tip…Publication Date 1969
- sheep
- herbivory
- Artemisia tripartita
- grazing season
- rangeland indicators
- resilience
- three-tip sagebrush
- Library Collection RecordAugustine and Frank examined soil cores inside and outside of 36-year old exclosures in Yellowstone National Park, Wyoming, at finer (< 10 cm) and larger (5-30 m) spatial scales. While total soil…Publication Date 1969
- Exclosure
- mineralization potential
- soil carbon
- soil nitrogen
- Yellowstone National Park
- Library Collection RecordThis study determined the differences in reproductive biomass and seed production between grazed and ungrazed grasses on the northern winter range in Yellowstone National Park. The authors found…Publication Date 1969
- grazing
- Exclosure
- grassland
- literature review
- seed production and yield
- ungulate
- Yellowstone National Park
- Library Collection RecordOver the past dozen years, the population of bison (Bison bison) on the northern winter range of Yellowstone National Park has expanded from the traditional core along the lower Lamar River, occupied…Publication Date 1969
- bison
- distribution
- group size
- forage
- Bison bison
- population counts
- range expansion
- Yellowstone National Park