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 effects of defoliation, compaction, nutrient return, and season of use were examined on three study areas (Willow Creek, approximately 16 km north-northwest of Brogan, Oregon, Valley Creek…Publication Date 1969
- Agrostis stolonifera
- Meadow Foxtail
- Alopecurus pratensis
- defoliation
- Carex spp.
- compaction
- nutrient return
- redtop
- Sedge
- 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 RecordA short term greenhouse study examined the effects of species competition and clipping on carbon allocation in leafy spurge plants grown with Idaho fescue, Kentucky bluegrass and alfalfa plants.…Publication Date 1969
- defoliation
- Leafy spurge
- plant competition
- Medicago sativa
- carbon allocation
- Festuca idahoensis
- grazing tolerance
- noxious range weed
- Poa pratensis L.
- 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 RecordThe effects of defoliation on biomass distribution were studied in plants of Holcus lanatus, Lolium perenne, and Trifolium repens, collected from three different-aged pastures in British Columbia.…Publication Date 1969
- defoliation
- Holcus lanatus
- Lolium perenne
- Trifolium repens
- grass-grazer relationship
- pasture age
- Library Collection RecordWraith et al. compared soil moisture and plant water status on grazed and ungrazed portions of a 10-paddock, short duration grazing system, on established crested wheatgrass (Agropyron cristatum)…Publication Date 1969
- soil moisture
- water balance
- defoliation
- crested wheatgrass (Agropyron cristatum)
- leaf water potentials
- spring grazing
- 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 RecordThis study in the Southern Great Plains looked at grazing duration effects on winter wheat (Triticum aestivum) and grain yield. Growth and grain yield responses to grazing duration were…Publication Date 1969
- defoliation
- grazing management
- tillering
- forage
- leaf area index
- biomass
- winter wheat
- Triticum aestivum
- ground cover
- heading date
- Library Collection RecordWhite et al. measured the vegetative responses of a New Mexico blue grama rangeland to heavily stocked, short-duration grazing and moderately stocked, continuous grazing. In general, total produced…Publication Date 1969
- primary production
- defoliation
- Bouteloua gracilis
- stocking rate
- blue grama
- grazing system
- Library Collection RecordIn this Maryland study to simulate deer browsing, Whigham quantified the temporal effects of annual experimental defoliation on the growth rate of leaves and belowground corms, on senescence of corms…Publication Date 1969
- herbivory
- reproduction
- Orchidaceae
- defoliation
- biomass allocation
- Tipularia discolor
- woodland herb
- woodland orchid
- Library Collection RecordThe concentration of phenols, procyanidins, and protein in pine foliage was determined at two and eight weeks following mechanical defoliation of 0, 25, 50, and 75% in this greenhouse study. The…Publication Date 1969
- Pinus ponderosa
- Procyanidins
- defoliation
- Phenol
- ponderosa pine
- protein
- resistance
- 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 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 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 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 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 RecordDuring a study in Florida, in the first year of defoliation, dry matter (DM) harvested for 'Mott' elephantgrass (Pennisetum purpureum) and 'S-Mott' varied little from that of the…Publication Date 1969
- Pennisetum glaucum
- elephant grass
- Pennisetum purpureum
- defoliation
- crude protein
- agronomic performance
- in vitro digestible organic matter
- pearl millet
- Pennisetum hybrids
- 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 RecordRomo et al. examined the effects of cattle grazing and simulated grazing, at different times in the growing season on winterfat (Ceratoides lanata) growth and production to determine the appropriate…Publication Date 1969
- defoliation
- grazing management
- productivity
- Ceratoides lanata
- standing crop
- Winterfat
- 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 RecordIndian ricegrass (Oryzopsis hymenoides) plants were clipped at anthesis in a field study that compared the seed production, weight, and germination of plants that were exposed to heavy grazing or…Publication Date 1969
- protection
- defoliation
- germination
- viability
- ecotypic variation
- Indian Ricegrass
- Oryzopsis hymenoides
- Library Collection RecordA simulation model was created and verified using data from field experiments, to determine the compensatory growth of crested wheatgrass (Agropyron desertorum) after grazing, at different times…Publication Date 1969
- crested wheatgrass
- Agropyron desertorum
- defoliation
- production model
- ramet population model
- ramets
- tiller
- 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 RecordMiller and Rose measured the effects of simulated autumn herbivory on crested wheatgrass (Agropyron desertorum) tiller mortality and plant growth. Tiller recruitment was lower in the autumn…Publication Date 1969
- defoliation
- roots
- crested wheatgrass
- Agropyron desertorum
- Allocation
- tiller
- Library Collection RecordUngrazed, lightly grazed, and heavily grazed intensity treatments for 50 years, in short-grass steppe of Colorado, were assessed in terms of forage nitrogen concentrations, nitrogen yields, and in…Publication Date 1969
- defoliation
- precipitation
- nitrogen
- grazing history
- Grazing Intensities
- nutritional quality
- 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 RecordIn southern British Columbia, McLean and Wikeem conducted clipping trials at two upper grassland sites for rough fescue, two lower grassland sites for crested wheatgrass, and one site each in the…Publication Date 1969
- defoliation
- crested wheatgrass
- British Columbia
- grazing
- bluebunch wheatgrass
- growth cycle
- rough fescue
- Library Collection RecordPlants of two species of Sesbania were defoliated in patterns designed to reveal the level of integrated response. For field grown plants, defoliation caused fruit abortion on the defoliated…Publication Date 1969
- defoliation
- yield components
- integrated physiological unit
- metamer
- modular growth
- Library Collection RecordThe objective of this study was to examine flexibility in allocation to storage and reproduction with respect to loss of leaf area in Trillium grandiflorum, a perennial herb of temperate deciduous…Publication Date 1969
- defoliation
- resource allocation
- deciduous forest
- reproductive biology
- spring ephemeral
- total nonstructural carbohydrates
- Trillium grandiflorum
- 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 RecordJaramillo and Detling raised samples of blue grama (Bouteloua gracilis) from heavily grazed prairie dog (Cynomys ludovicianus) colonies and lightly grazed uncolonized sites in Wind Cave National Park…Publication Date 1969
- Bouteloua gracilis
- defoliation
- blue grama
- clipping
- Cynomys ludovicianus
- grass
- grassland
- grazing history
- nitrogen accumulation
- nutrient accumulation
- prairie dogs
- 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 RecordThe authors tested the effects of clipping and root herbivory, both separately and combined, on the growth and leaf gas exchange of sideoats grama (Bouteloua curtipendula). Nematodes (…Publication Date 1969
- Sideoats grama
- Bouteloua curtipendula
- defoliation
- fine roots
- net photosynthesis
- root-feeding nematodes
- 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