Rangeland Ecology & Management
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- Library Collection RecordThe effects of nitrogen addition from snow goose feces and how the uptake of that nitrogen by mosses affects nitrogen uptake in grasses and sedges were measured in two types of arctic marshes. Mosses…Publication Date 1969
- Chen caerulescens caerulescens
- competition
- lesser snow goose
- moss
- nitrogen limitation
- nutrient cycling
- Library Collection RecordCharacteristics of Deschampsia cespitosa (tufted hairgrass) and Poa pratensis (Kentucky bluegrass) were measured at 30 montane meadow sites on the eastern side of the Sierra Nevada Mountains (39°N…Publication Date 1969
- Poa pratensis
- water
- soil moisture
- competition
- Deschampsia cespitosa
- simulated grazing
- Library Collection RecordThe gaming theory is used to model outcomes of grassland use for grazing by cooperative farmers and non-cooperating farmers. Models account for grassland dynamics and assume each farmer maximizes…Publication Date 1969
- Common property
- grasslands
- Common pool resources
- complex ecosystem dynamics
- differential games
- multiple equilibria
- Library Collection RecordThe establishment of Artemisia tridentata spp. wyomingensis (Wyoming big sagebrush) when sown with three perennial cool-season native grasses; Pascopyrum smithii (western wheatgrass), Elymus…Publication Date 1969
- sagebrush
- Seeding rates
- seedling emergence
- artemisia tridentata ssp. wyomingensis
- coal mine reclamation
- competition
- ecological interactions
- resource limitations
- Library Collection RecordThe purpose of the study was to determine the feasibility of using imazapic and seeding to control cheatgrass and annual forbs to create fuelbreaks. The study was located in a Wyoming big sagebrush…Publication Date 1969
- cheatgrass
- competition
- fuelbreaks
- Herbicide
- imazapic
- Plateau
- Library Collection RecordThis study examined the effects of water-table depth, neighborhood species interactions, and herbivory on the survival, tillering, biomass, and seed production of Carex nebrascensis and Poa pratensis…Publication Date 1969
- tillering
- biomass
- clipping
- competition
- environmental gradient
- neighborhood
- Library Collection RecordThis study in Colorado examined the effects of variation in population density of Rocky Mountain elk (Cervus elaphus canadensis) on the availability and use of forage resources by cattle in a…Publication Date 1969
- cattle
- grazing
- ungulates
- competition
- diet quality
- diet selection
- elk
- facilitation
- forage quality
- functional response
- net primary production
- Library Collection RecordPlant species richness and the proportion of native species in a complex of adjacent serpentine and nonserpentine meadows was examined in northern Napa and southern Lake counties in California.…Publication Date 1969
- plants
- grasslands
- diversity
- invasion
- serpentine
- Library Collection RecordThe effect of seeding five perennial grasses on the re-establishment of Dalmatian toadflax (Linaria dalmatica (L.) Mill.), musk thistle (Carduus nutans L.) and downy brome (Bromus tectorum L.) was…Publication Date 1969
- Musk thistle
- crested wheatgrass
- economic analysis
- cheatgrass
- competition
- dalmatian toadflax
- downy brome
- integrated controls
- perennial grass reseeding
- Pubescent Wheatgrass
- Russian wildrye
- Streambank Wheatgrass
- Thickspike Wheatgrass
- Library Collection RecordThis review was based on Paige and Whitman (1987), who showed that browsed plants of Ipomopsis aggregata had greater seed production than unbrowsed plants, which supports Owen and Wiegert's (…Publication Date 1969
- herbivory
- seed production
- grazing
- apical dominance
- competition
- Ipomopsis aggregata
- Library Collection RecordWood examined the distribution patterns of mule deer and pronghorn, in eastern Montana, using aerial surveys taken over a 543 square km area. He found that pronghorn prefer habitat that is open and…Publication Date 1969
- aerial surveys
- competition
- cover
- spatial overlap
- 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 RecordAuthor measured the effects of different frequencies and intensities of defoliation on rough fescue and parry oat grass regrowth and yield. Rough fescue yield declined as clipping frequency…Publication Date 1969
- grasslands
- plant production
- clipping height
- clipping interval
- danthonia parryi
- Festuca scabrella
- Harvest
- simulated grazing
- Library Collection RecordWeiss examined the role of livestock in maintaining nutrient-poor serpentine soil grasslands in California as suitable habitat for the threatened bay checkerspot butterfly (Euphydryas cditya baycnsis…Publication Date 1969
- nitrogen
- grasslands
- grazing
- butterfly populations
- plant growth
- Library Collection RecordVan Auken and Bush determined the effects of inter-plant and resource competition on the growth of Prosopis glandulosa, when this shrub was grown in experimental plots with clipped or unclipped…Publication Date 1969
- Sideoats grama
- competition
- fertilizer
- honey mesquite
- simulated herbivory
- soil nutrient availability
- Library Collection RecordTracy and Frank compared microbial biomass size and activity, as measured by in situ net N mineralization, inside and outside 35- to 40-year old exclosures across a topographic gradient in…Publication Date 1969
- microorganisms
- topography
- wildlife
- carbon
- below ground biomass
- C:N ratio
- competition
- N pools
- Library Collection RecordWhite-tailed deer (Odocoileus virginianus) preferred browse and forbs yearlong, while cattle (Bos taurus) preferred grasses during the spring and summer and browse and herbage during the fall and…Publication Date 1969
- Odocoileus virginianus
- Bos taurus
- browse
- competition
- dietary overlap
- white-tailed deer
- Library Collection RecordThe effects of nutria (Myocastor coypus) herbivory and neighbor competition were measured for three plant species planted in marsh areas with low, moderate, and high salinity levels. Nutria…Publication Date 1969
- communities
- symbiosis
- Panicum virgatum
- Spartina alterniflora
- coastal marshes
- competition
- Exclosure
- neighbor effects
- positive interactions
- Spartina patens
- Library Collection RecordIn California, Swank and Oechel assessed the individual and combined effects of four main factors (trenching to reduce root competition, caging to reduce herbivory, nutrient addition, and water…Publication Date 1969
- allelopathy
- California
- germination
- grazing
- herbivory
- seedlings
- Adenostoma fasciculatum
- Chamise
- chaparral herbs
- competition
- herb biomass
- resource limitation
- 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 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 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 RecordSandoval et al. studied the dietary similarities between elk and mule deer on the Los Alamos National Laboratory in New Mexico. Dietary overlap between elk and mule deer, over the life of the study…Publication Date 1969
- rangelands
- forage
- wildlife
- grazing
- competition
- Library Collection RecordIn order to provide a more complete picture of succession over decades, Samuel and Hart began observations in 1977 on four areas disturbed from 1 to 51 years previously, and on undisturbed areas of…Publication Date 1969
- plant communities
- revegetation
- competition
- disturbed land
- mixed-grass prairie
- vegetation structure
- Library Collection RecordReader determined plant mortality caused by herbivory and competition for three plant species (Medicago lupulina, Centaurea nigra, Taraxacum officinale), by excluding herbivores and removing…Publication Date 1969
- Medicago lupulina
- Taraxacum officinale
- Plant performance
- herbivory
- Centaurea nigra
- competition
- neighbor removal
- Library Collection RecordPolley and Detling examined the effects of defoliation on growth and nitrogen nutrition in populations of Agropyron smithii (western wheatgrass) collected from a heavily grazed black-tailed prairie…Publication Date 1969
- defoliation
- grasslands
- biomass production
- nitrogen accumulation
- prairie dog colonies
- Library Collection RecordHerbivores are generally thought to enhance plant diversity by their direct consumption of competitively dominant plant species and indirect effects on plants competition. Consequently, management…Publication Date 1969
- herbivory
- biodiversity
- grasslands
- extinction dynamics
- habitat scales
- local plant colonization
- spatial scales
- temporal scales
- Library Collection RecordMower and Smith looked at the diet similarity of elk and mule deer in northcentral Utah. Elk and mule deer had a 71% diet similarity with little separation in type of forage selected. Two reasons…Publication Date 1969
- competition
- diet composition
- forage availability
- human disturbance
- Library Collection RecordMedcraft and Clark looked at the dietary composition of mule deer and pronghorn on reclaimed mine land and how cattle grazing can have an effect on when and where these big game animals forage. Mule…Publication Date 1969
- mule deer
- alfalfa
- competition
- dietary overlap
- pronghorn
- Library Collection RecordLoft et al. concluded that heavy stocking rates, which are considerably higher than federal recommendation, cause negative effects in deer habitat preference during their fawning season. Cattle seem…Publication Date 1969
- stocking rate
- competition
- corn lilies
- cover
- Library Collection RecordLoft et al. looked at the interaction of cattle and mule deer and the accompanied effects on mule deer home range in the Sierra Nevada's of California. The presence of cattle never removed mule…Publication Date 1969
- stocking rate
- competition
- habitat requirements
- home range
- Library Collection RecordKrueger looked at the foraging relationships and potential competition between bison, prairie dogs and pronghorn in Wind Cave National Park in South Dakota. Specifically, he studied the…Publication Date 1969
- bison
- foraging
- South Dakota
- Antilocapra americana
- competition
- Cynomys ludovicianus
- facilitation
- interaction
- prairie dog
- pronghorn
- Library Collection RecordKie examined the effects of cattle grazing on the feeding times of mule deer, on a Sierra Nevada summer range, and black-tailed deer, on a moist, northern California winter range. Cattle grazing…Publication Date 1969
- mule deer
- Odocoileus hemionus
- black-tailed deer
- competition
- Odocoileus hemionus columbianus
- optimal foraging
- Library Collection RecordDietary overlap between cattle (Bos taurus) and white-tailed deer (Odocoileus virginianus) was greatest during the winter and least during the summer. Competition between deer and cattle in the…Publication Date 1969
- Bos taurus
- Odocoileus virginianus
- competition
- dietary overlap
- dietary quality
- facilitative effects
- Library Collection RecordThree study sites (heavy cattle stocking, moderate to light cattle stocking, and no cattle stocking) were used to determine how cattle (Bos taurus) stocking rates influence white-tailed deer (…Publication Date 1969
- Bos taurus
- Odocoileus virginianus
- carcass weights
- cattle stocking
- competition
- reproductive rates
- Library Collection RecordA mountain bunchgrass community with cool-season Parry oatgrass (Danthonia parryi) and warm-season slimstem muhly (Muhlenbergia filiculmis) as major grass species was treated with early partial…Publication Date 1969
- alternative steady states
- bifurcation
- competition
- cusp catastrophe
- preferential harvest
- simulated grazing
- Library Collection RecordHerbivores influence growth, recruitment, and mortality rates of plants and may do so in ways correlated with plant density, frequency, or other neighborhood traits, or with competitive abilities.…Publication Date 1969
- biodiversity
- vegetation
- competition
- disturbance
- frequency-dependence
- Library Collection RecordGrazing is needed for the maintenance of a grassland system. Hill notes that altering the well-documented relationship between producer and consumer (grass and herbivore) seems unwise. Removing…Publication Date 1969
- grazing
- herbivores
- grasslands
- management
- biological diversity
- policy
- Library Collection RecordHartnett measure the responses of Andropogon gerardii and Panicum virgatum to defoliation under different clipping intensities, plant densities, and plant growth forms. In general, defoliation…Publication Date 1969
- Andropogon gerardii
- Panicum virgatum
- herbivory
- plant density
- clonal growth
- competition
- simulated herbivory
- Library Collection RecordHarrison et al. studied the effects of livestock grazing and fire in a mosaic of serpentine and nonserpentine soils in California, where most grasslands are dominated by exotic annuals and serpentine…Publication Date 1969
- grasslands
- grazing
- diversity
- exotic species
- fire
- invasion
- serpentine
- species richness
- Library Collection RecordHaferkamp et al. measured the effects of clipping in May or June on western wheatgrass (Pascopyrum smithii) growth and tiller dynamics in plots with and without competition from annual brome (Bromus…Publication Date 1969
- defoliation
- Bromus japonicus
- competition
- forage production
- Japanese brome
- Pascopyrum smithii
- simulated grazing
- western wheatgrass
- Library Collection RecordFrisina looked at the effects of a three pasture rest-rotation grazing system on the habitat selection by elk on the Mount Haggin Wildlife Management Area, in southwestern Montana. The three pasture…Publication Date 1969
- competition
- complimentary grazing
- seedripe
- spring vegetation
- 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 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 RecordFowler and Rausher studied the effects of simulated grazing and interspecific competition on Texas dutchman's pipevine (Aristolochia reticulata), in a greenhouse setting, to determine if a model…Publication Date 1969
- Schizachyrium scoparium
- herbivory
- Aristolochia reticulata
- Battus philenor
- community structure
- competition
- interspecific interactions
- little bluestem
- pipevine swallowtail butterfly
- Rubus trivialis
- southern dewberry
- Texas Dutchman's pipevine
- Library Collection RecordThis article reviews the previous discussions regarding the bison migration/non-migration controversy. One hypothesis is that bison herds migrated regularly between woodland and grassland…Publication Date 1969
- bison
- grasslands
- bison movements
- foraging strategy
- Great Plains
- habitat
- human-bison ecological relationship
- woodland environments
- Library Collection RecordIn this review, Edwards looks at the populations of diverse native grass species, that are found in cattle pastures throughout central California, and how many of these areas have been overgrazed,…Publication Date 1969
- grazing
- California
- livestock
- browsing
- biodiversity
- competition
- exotic herbaceous species
- native grasses
- paleontological studies
- wildflowers
- Library Collection RecordThis article supports the belief that overcompensation of total primary production can occur in plant populations and communities subjected to grazing. However, it is noted that whether or not this…Publication Date 1969
- compensation
- grazing
- grasslands
- primary production
- rangelands
- herbivory
- herbivore optimization theory
- overcompensation
- Library Collection RecordHoney mesquite (Prosopis glandulosa) seedling emergence and survival was determined on pastures, with and without a long history of grazing, that were exposed to moderate and heavy defoliation…Publication Date 1969
- Paspalum plicatulum
- Schizachyrium scoparium
- xylem water potential
- competition
- conductance
- dispersal