Rangeland Ecology & Management
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- Library Collection RecordStudy was conducted in two montane riparian areas in the Black Range of western New Mexico, approximately 230 km northwest of Las Cruces to evaluate the effects of different grazing intensities and…Publication Date 1969
- grazing intensity
- streambank morphology
- 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 RecordThe effect of different grazing intensities (no grazing, light, moderate, and heavy) of Black Brant (Branta bernicla) gosling on grazing lawns planted to Carex subspathacea and native slough levees (…Publication Date 1969
- herbivory
- grazing intensity
- black brant geese
- Branta bernicla nigricans
- Carex subspathacea
- forage availability
- foraging efficiency
- Triglochin palustris
- 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 RecordAltering the stocking rate in a rotational grazing system, time of year, and plant species affected the non-structural carbohydrate storage in Florida stargrass pastures. Pastures with high stocking…Publication Date 1969
- rotational grazing
- grazing intensity
- Digitaria decumbens
- Paspalum notatum
- bahiagrass
- Cynodon spp.
- plant regrowth
- stargrass
- Transcala digitgrass
- 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 RecordEffects of grazing management and N fertilization on the persistence of vaseygrass (Paspalum urvillei), a weedy species in limpograss (Hemarthria altissima) pastures were examined at the Beef…Publication Date 1969
- grazing intensity
- Paspalum urvillei
- fertilization
- grazing system
- Hemarthria altissima
- limpograss
- vaseygrass
- weedy species
- 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 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 RecordMendoza determined the effects of light, heavy or severe simulated herbivory on understory palms (Astrocaryum mexicanum) at different growth stages. Plant response to defoliation varied by plant age…Publication Date 1969
- grazing intensity
- mortality
- compensatory growth
- Astrocaryum mexicanum
- recovery from grazing
- simulated herbivory
- tropical rainforest
- 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 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 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 RecordAuthors examined vegetation, surface seed and soil seed bank composition in rough fescue grasslands under grazing intensities, varying from no grazing to heavy grazing. Seeds in the soil were least…Publication Date 1969
- native species
- grazing intensity
- introduced species
- season
- seed bank
- soil depth
- species composition
- 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 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 RecordVolesky et al. determined the effects of grazing wet meadows, in the Nebraska sandhills, at low, moderate, and heavy stocking rates, three or five times per growing season. Stocking rate had greater…Publication Date 1969
- grazing intensity
- slender wheatgrass
- forage quality
- herbage dynamics
- plant community composition
- subirrigated meadow
- Wet Meadow
- woolly sedge
- Library Collection RecordVarnamkhasti measured the effects of long-term grazing history (ungrazed, light, heavy), current year defoliation (clipped, unclipped), and water availability (normal, wet) on primary production and…Publication Date 1969
- compensatory growth
- grazing intensity
- primary production
- plant community composition
- precipitation use efficiency
- semiarid grassland
- simulated grazing
- 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 RecordIn this study, soil water dynamics were measured in pastures that were seeded with annual (Triticosecale, Triticosecale and Hordeum vulgare) or perennial (Bromus inermis, Bromus riparius) species and…Publication Date 1969
- evapotranspiration
- grazing intensity
- Forages
- water-use efficiency
- Library Collection RecordNormalized difference vegetation index (NDVI) of experimental plots that were exposed to different intensities (5, 10, or 20 cm stubble height) and frequencies (0, 1, 3, or 6 times during the growing…Publication Date 1969
- prescribed burning
- grazing intensity
- defoliation
- grazing frequency
- normalized difference vegetation index
- remote sensing measurements
- simulated grazing
- 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 RecordSvejcar and Christiansen measured root mass, root length, and leaf area index on Caucasian bluestem (Bothriochloa caucasica) pastures that were lightly or heavily grazed by cattle. Plants in heavily…Publication Date 1969
- defoliation
- grazing intensity
- Bothriochloa caucasica
- Caucasian Bluestem
- grazing tolerance
- root length density
- root:shoot ratio
- Library Collection RecordSvejcar and Christiansen measured xylem water potential, stomatal conductance and soil moisture of Caucasian bluestem (Bothriochloa caucasica) pastures, that were lightly or heavily grazed by cattle…Publication Date 1969
- stomatal conductance
- soil moisture
- grazing intensity
- water stress
- Bothriochloa caucasica
- xylem potential
- 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 RecordShariff et al. examined the impact of moderate and heavy grazing on above-ground net primary productivity (ANPP), growing season root productivity (GSRP), and plant nitrogen in the grasslands of…Publication Date 1969
- grazing
- productivity
- grasslands
- grazing intensity
- Nitrogen Uptake
- 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 RecordThe effects of moderate to heavy sheep use (100, 150, and 200% of moderate use) were measured by Rosiere, on species composition and forage production in two major subtypes, the grass-woodland…Publication Date 1969
- botanical composition
- grazing intensity
- annual range
- herbage production
- Herbage Yield
- 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 RecordPedreira and Brown measured plant production of three bahiagrass (Paspalum notatum) populations (Pensacola, Tifton 9 and Tifton 14), when plants were exposed to light (10 cm stubble height) or heavy…Publication Date 1969
- Paspalum notatum
- plant production
- grazing intensity
- bahiagrass
- below-ground biomass
- simulated herbivory
- 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 RecordOlson et al. complied data over a 25-year period, at the Livestock and Range Research Station in Montana, to describe quantitative changes in basal cover of vegetation in response to variation in…Publication Date 1969
- precipitation
- grazing intensity
- Multiple regression analysis
- basal cover
- Great Plains
- Library Collection RecordNaeth et al. measured soil bulk density, moisture and penetration resistance in three Alberta plant communities, grazed at different intensities and times of the year. The impacts of grazing on…Publication Date 1969
- rangelands
- grazing intensity
- bulk density
- compaction
- grazing season
- penetration resistance