Rangeland Ecology & Management
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Displaying 251 - 300 of 1416 results
- 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 RecordThe interaction between a fungal seed pathogen (Pyrenophora semeniperda) and a deleterious rhizobacterium (Pseudomonas fluorescens strain D7) and its potential use as a biological control for…Publication Date 1969
- Bromus tectorum
- Pseudomonas fluorescens
- biological control
- bioherbicide
- black-fingers-of-death pathogen
- cheatgrass
- downy brome
- fungal seed pathogen
- microbial interaction
- Pyrenophora semeniperda
- Library Collection RecordThe effects of season long (SL) and high-density short-duration (HDSD) grazing on terrestrial invertebrates populations and the importance of these invertebrates in rangeland stream systems in…Publication Date 1969
- high density short duration (HDSD) grazing system
- rangeland streams
- riparian zone
- season long (SL) grazing system
- terrestrial invertebrate biomass
- Library Collection RecordThe effect of riparian fencing with cattle crossings (BMP) on riparian health and preventing and reducing nonpoint source pollution was examined on the mixed grass prairie east of Lethbridge in…Publication Date 1969
- Sediment
- nutrients
- bacteria
- cattle exclusion
- riparian health
- river water quality
- Library Collection RecordThe effect of early and late summer grazing on streambank stability and cover was examined in a two year study conducted on Eastern Oregon Agricultural Research Center. Three habitat types (forest,…Publication Date 1969
- Best management practices (BMPs)
- greenline
- riparian grazing
- stream bank erosion
- Library Collection RecordThis study took place along Muddy Creek in south central WY. Water quality data were collected from 1994-2004 and analyzed to determine whether livestock grazing best management practices (BMPs)…Publication Date 1969
- drought
- Discriminate analysis
- habitat degradation
- impaired stream
- macroinvertebrates
- watershed
- Library Collection RecordEfficiency of low-stress herding and supplement placement to manage cattle grazing riparian areas was examined in a study conducted 24 km east of White Sulphur Springs, MT. Study included 3…Publication Date 1969
- distribution
- grazing behavior
- herding
- riparian areas
- supplement blocks
- Library Collection RecordThis article is a summary of 58 articles on the effect of rotational grazing systems (RGS) on livestock grazing behavior in shrublands, with attention to riparian area impacts.Publication Date 1969
- grazing management
- grazing systems
- stocking density
- foraging strategies
- livestock behavior
- livestock distribution
- Library Collection RecordComparison of vegetation attributes between riparian plots inside an exclosure established in 1958 and riparian plots with no grazing for about 4 years but outside the exclosure was conducted in…Publication Date 1969
- riparian vegetation
- birds
- wildlife
- Library Collection RecordThe relative preference of cattle across three phonological (vegetative, anthesis and quiescent) stages for 8 prominent northern Great Basin grasses (bluebunch wheatgrass, Idaho fescue, bottlebrush…Publication Date 1969
- diet
- and cattle
- bluebunch wheatgrass
- forage quality
- Idaho fescue
- perennial grasses
- Library Collection RecordDaily feral horse activities were observed and recorded in the Sweetwater River Valley, in southcentral Wyoming during daylight from June-August 1992 and 1993 (6481 and 9223 ft elevation).…Publication Date 1969
- utilization
- forage abundance
- Succulence
- Library Collection RecordThe effects of late spring grazing on winter forage quality and quantity of bluebunch wheatgrass, Idaho fescue and elk sedge were assessed in 3 plant communities selected in 3 different locations (…Publication Date 1969
- bluebunch wheatgrass
- elk
- forage quality
- Idaho fescue
- Sedge
- Library Collection RecordThe minimum length of the non-grazing period after fire and the effect of early and late grazing on plant productivity were assessed on 60 plants of Idaho fescue and bluebunch wheatgrass randomly…Publication Date 1969
- productivity
- bluebunch wheatgrass
- fire
- Idaho fescue
- Library Collection RecordThe impact and intensity of defoliation and site water status on regrowth and above ground production of herbaceous riparian species was assessed in 3 small C channel streams in June and July of 2000…Publication Date 1969
- production
- Sedge
- stream vegetation
- stubble height
- Library Collection RecordThe study was conducted by sectioning off 8 blocks, 66 x 330 feet each, on the U.S. Sheep Experiment Station, Dubois, Idaho (5500 feet altitude). Each block was then sub-divided into 10 plots (6.6 x…Publication Date 1969
- Arrowleaf Balsamroot
- bluebunch wheatgrass
- clipping
- effects of grazing
- Library Collection RecordThe effects of cattle grazing on post-fire recovery of herbaceous vegetation were evaluated during 3 growing seasons between 2003 and 2005 in the Northern Great Basin Experimental Range, 34.8 miles…Publication Date 1969
- bluebunch wheatgrass
- fire
- Idaho fescue
- sagebrush steppe
- Library Collection RecordFour, 0.5 acre sampling areas were established in spring 1983 along 0.93 mile of a canyon in Sheeprock Mountains of western Utah. Half of each area was randomly excluded from cattle grazing. Forage…Publication Date 1969
- livestock
- mule deer
- wildlife
- nutrition
- Library Collection RecordThis research assessed the effects of targeted cattle grazing on flame length and rate of spread on rangelands with high cheatgrass cover in northwestern Nevada (4593 feet elevation). Targeted…Publication Date 1969
- cheatgrass
- fire behavior
- fuel characteristics
- targeted cattle grazing
- Library Collection RecordA series of studies carried out on the coast of Hudson Bay, Canada, examining the grazing by Lesser Snow Geese (Anser caerulescens) have revealed some important considerations that should be taken…Publication Date 1969
- grazing
- Anser caerulescens caerulescens
- arctic vegetation
- Carex subspathacea
- lesser snow geese
- net above-ground primary production (NAPP)
- Library Collection RecordLapointe et al. studied the effects of different grazing management on the abundance of songbirds in the Varennes islands in the St. Lawrence River, Quebec. Managers attempted to improve grazing…Publication Date 1969
- ducks
- nesting
- plant cover
- songbirds
- Quebec
- grassland
- Library Collection RecordClark et al. concluded that a mixture of burning and grazing can be beneficial, but also damaging to small rodent species. Burning decreases ground litter which can favor open spaces for certain…Publication Date 1969
- cover
- ground liter
- habitat
- Konza Prairie
- Library Collection RecordIn this study, Valone measured the effects of fire and grazing, alone and in combination, in an arid Arizona plant community. The combination of grazing and burning enhanced annual plant species…Publication Date 1969
- disturbance frequency
- disturbance intensity
- free-range grazing
- prescribed fire
- species composition
- species richness
- synergistic effects
- Library Collection RecordThis paper provides analysis of a data set from a woody riparian vegetation survey, completed on United States Forest Service grazing allotments and two preserves, managed by The Nature Conservancy,…Publication Date 1969
- Pinus ponderosa
- overgrazing
- alligator juniper
- elevation
- grazing impacts
- Juniperus deppeana
- ponderosa pine
- Principal Component Analysis (PCA)
- riparian habitat
- riparian obligate species
- Library Collection RecordLong-term grazing exclosures were used to determine how moderate, rotational grazing impacted the production and dispersal of curlymesquite (Hilaria belangeri) seeds on the western Edwards Plateau,…Publication Date 1969
- seed production
- Edwards Plateau
- exclosures
- rotational grazing system
- seed rain
- stoloniferous grass
- Library Collection RecordFour rangeland sites that were burned during winter 1997, and four sites of untreated rangeland were selected on the Chaparral Wildlife Management Area in Texas for this study. Two burned and two…Publication Date 1969
- prescribed burning
- fire
- Helianthus petiolaris
- species richness
- wildlife forage
- Library Collection RecordThe authors sampled vegetation at three desert grassland sites in southeastern Arizona to compare successional trends on rootplowed and undisturbed rangelands inside and outside the 14 to 19-year old…Publication Date 1969
- grazing
- woody plants
- Exclosure
- native grasses
- Rootplowing
- vegetation recovery
- Library Collection RecordIn New Mexico, Orodho et al. determined the effects of previous heavy grazing for over 50 years on soil compaction and moisture, herbage production, cover and density of natural vegetation, and…Publication Date 1969
- grazing
- soil compaction
- soil moisture
- Indian Ricegrass
- Oryzopsis hymenoides
- Library Collection RecordDaddy et al. looked at herbaceous plant and big sagebrush (Artemisia tridentata) cover, root biomass, and soil water in northwestern New Mexico at three sites that had different historical grazing…Publication Date 1969
- grazing
- soil water
- Bouteloua gracilis
- Artemisia tridentata Nutt.
- big sagebrush
- blue grama
- Galleta
- herbaceous cover
- Hilaria jamesii
- Library Collection RecordBaccharis pteronioides and Haplopappus tenuisectus are two shrubs that are increasing in the desert grasslands of Arizona, however, the cause of their increase is not known. In this study, Bock and…Publication Date 1969
- grazing
- Baccharis pteronioides
- burroweed
- fire
- Haplopappus tenuisectus
- shrub encroachment
- yerbe de pasmo
- Library Collection RecordAs the grazing intensity increased, Oryzopsis hymenoides density and basal area decreased, while Gutierrezia sarothrae density and foliar cover increased. Density and basal area of Hilaria jamesii…Publication Date 1969
- decreaser
- foliar cover
- Gutierrezia sarothrae
- increaser
- Perognathus longimembris
- Peromyscus maniculatus
- Library Collection RecordWilson and Jefferies examined differences in vegetation and soil characteristics in intertidal and inland marshes, as well as at grazed and ungrazed sites, in La Perouse Bay, Manitoba. They found…Publication Date 1969
- biogeochemical cycling
- graminoids
- habitat destruction
- lesser snow goose
- salt-marsh soils
- Library Collection RecordThis two year study suggests that a positive feedback process results in the destruction of salt-marsh swards and the exposure of bare sediments at La Perouse Bay, Manitoba, Canada. Results showed…Publication Date 1969
- geese
- grazing
- halophytes
- Hudson Bay
- graminoids
- shoot and leaf demography
- standing crop
- Library Collection RecordClipped and unclipped plants were exposed to various light, temperature, and fertilizer treatments to determine the factor limiting the growth of Eriophorum vaginatum in an Alaskan tundra. Varying…Publication Date 1969
- fertilization
- biomass production
- limiting nutrient
- nutrient reserves
- root growth
- simulated grazing
- Library Collection RecordPyke investigated the influence of Montane meadow mouse (Microtus montanus) grazing on the population biology of the annual Agropyron spicatum and on seedlings of the perennial Bromus tectorum, using…Publication Date 1969
- Bromus tectorum
- Agropyron spicatum
- grazing
- demographic
- frequency
- Plant Age
- Library Collection RecordOn the Yukon-Kuskokwim delta, Alaska, Person et al. investigated the effects of grazing by black brant geese (Branta bernicla nigricans) on Carex subspathacea lawns. Results showed no effect of…Publication Date 1969
- black brant geese
- Branta bernicla nigricans Lawrence
- Carex subspathacea
- graminoids
- grazing lawns
- plant-animal interactions
- salt marsh
- Subarctic
- Library Collection RecordA cellular automata model was used to predict effects of changes in goose grazing intensity on small-scale (within-patch) arrowgrass (Triglochin palustris) dynamics. Mulder and Ruess examined the…Publication Date 1969
- Branta bernicla nigricans
- cellular automata
- foraging behavior
- subarctic saltmarsh
- Triglochin palustris
- 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 RecordJohn and Turkington investigated the impact of nutrient addition and mammalian exclosures on the above-ground biomass and species composition of the understory vegetation of the boreal forest of…Publication Date 1969
- herbivory
- Boreal Forest
- herbaceous vegetation
- Lepus americanus
- nutrient addition
- snowshoe hare cycle
- Library Collection RecordAuthors examined the effects of frequency and timing of multiple grazings (including fecal input) by captive goslings of the lesser snow goose (Chen caerulescens caerulescens) on net above-ground…Publication Date 1969
- grazing
- Chen caerulescens caerulescens
- forage quality
- lesser snow goose
- net above-ground primary production (NAPP)
- Puccinellia phryganodes
- shoot nitrogen content
- Library Collection RecordIn a three year study, Gauthier et al. studied the response of sedges and grasses on Bylot Island to summer grazing by greater snow geese (Chen caerulescens atlantica). Study sites were selected on…Publication Date 1969
- nitrogen
- Arctic
- Dupontia fisheri
- Eriophorum scheuchzeri
- grass
- polygon fens
- Sedge
- Library Collection RecordEdwards studied the effects of grazing by moose (Alces alces andersoni) on the demography of the perennial herb (Aralia nudicaulis), an important component of the herbaceous flora in the boreal…Publication Date 1969
- moose
- grazing
- herbivory
- Alces alces andersoni
- Aralia nudicaulis
- flower production
- fruit production
- leaf production
- Library Collection RecordAuthors investigated the effects of greater snow goose (Chen caerulescens atlantica) grazing frequency (1 or 3 events), timing (early, mid, or late season), and feces (present or removed) on a grass…Publication Date 1969
- Arctic
- production
- below-ground reserve
- Chen caerulescens atlantica
- Dupontia fisheri
- Eriophorum scheuchzeri
- snow geese
- Library Collection RecordLesser snow goose (Chen caerulescens caerulescens) grazing has been found to increase net annual primary production (NAPP) in arctic salt marshes. Bazely and Jefferies measured the effects of lesser…Publication Date 1969
- herbivory
- arctic salt marsh
- Chen caerulescens caerulescens
- La Perouse Bay
- lesser snow goose
- net annual primary production
- Library Collection RecordThe authors of this study compared the vegetative and reproductive growth of moderately and heavily grazed jojoba (Simmondsia chinensis) plants to jojoba plants that had been rested from grazing for…Publication Date 1969
- Jojoba
- Simmondsia chinensis
- compensatory growth
- plant production
- defoliation intensity
- Exclosure
- reproductive growth
- 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 RecordAuthors used a multiscale approach by studying the effects of soil type/fertilizer, burning, or mowing on species composition within both large- (10,000 m2) and small-scale (100 m2) experimental…Publication Date 1969
- burning
- classification
- mowing
- soil
- grassland
- species composition
- Library Collection RecordBurke et al. compared changes in soil characteristics, caused by long-term grazing, topography, microsite and plant species, in a Colorado shortgrass steppe plant community. Topography and microsite…Publication Date 1969
- soil organic matter
- topography
- grazing
- microsite
- shortgrass steppe
- spatial variability
- 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 RecordPlant production, rhizome biomass and macroorganic matter were measured in a Georgia salt marsh exposed to natural feral horse (Equus caballus) grazing, moderate clipping, trampling, and moderate…Publication Date 1969
- Spartina alterniflora
- Equus caballus
- plant production
- above-ground biomass
- exclosures
- feral horses
- simulated herbivory
- Smooth Cordgrass
- Library Collection RecordThis study evaluated the effects of simulated herbivory on the ability of a freshwater marsh plant to recover from temporary saltwater intrusion such as can be caused by tropical storms. This…Publication Date 1969
- herbivory
- grazing
- Nutria
- tolerance
- coastal marshes
- Myocastor coypus
- Sagittaria lancifolia
- saltwater intrusion
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