Rangeland Ecology & Management
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- Library Collection RecordThe George River caribou herd in Quebec increased in size from the 1960's to the late 1980's before the population decreased to normal levels again in the early 1990's. Disturbances…Publication Date 1969
- grazing
- trampling
- aerial photos
- Cladina
- George River caribou herd
- lichen succession
- plant remains
- Library Collection RecordIn this study, long-term exclosures were used to determine the effects of elk (Cervus elaphus) herbivory on soil physical and chemical characteristics in sagebrush (Artemisia spp.), aspen (Populus…Publication Date 1969
- leaching
- nitrogen mineralization
- grazing
- Cervus elaphus
- elk
- ungulate grazing
- Library Collection RecordBeever et al. examined disturbance created by feral horses (Equus caballus), in 9 mountain ranges of the western Great Basin, USA, in Nevada, using plants, mammals, ants, and soil compaction, as…Publication Date 1969
- Equus caballus
- grazing
- monitoring
- Nevada
- broad spatial scales
- disturbance
- feral horses
- Great Basin
- landscape ecology
- reciprocal averaging
- semiarid ecosystems
- TWINSPAN
- Library Collection RecordIn this North Dakota study, Bauer et al. compared organic C, total N, total P, organic P, and inorganic P contents, and bulk density of grazed and nongrazed (relict) grasslands to assess the effect…Publication Date 1969
- grazing
- organic matter
- bulk density
- modeling
- nutrient cycling
- organic C
- organic P
- total N
- total P
- Library Collection RecordBallinger and Jones assessed the effects that the absence of grazing can have on three lizard species on the Arapaho Prairie of Nebraska. Cattle were excluded from the study area in 1979 and rapid…Publication Date 1969
- grazing
- dense grasses
- habitat requirements
- Holbrookia
- open habitat
- Sceloporus
- Library Collection RecordBaldwin states that because of the experimental advantages that they offer, mechanical simulations of grazing are more commonly used than true herbivory in ecological studies of the impact of…Publication Date 1969
- grazing
- herbivory
- clipping
- mechanical herbivory simulations
- plant responses
- Library Collection RecordIn a Kansas tallgrass prairie, sites burned annually in spring and subjected to bison (Bison bison) grazing, over an 8-year period, had greater available light and inorganic nitrogen than similar…Publication Date 1969
- grazing
- colonization
- heterogeneity
- species richness
- tallgrass prairie
- Library Collection RecordHorse grazing in the spring increased winter browse for mule deer in Northern Utah. Horses removed about 50% of the herbaceous biomass, while deer used slightly more than 50% of big sagebrush (…Publication Date 1969
- Artemisia tridentata
- grazing
- reseeding
- big sagebrush
- Chrysothamnus nauseosus albicaulis
- Northern Utah
- rubber rabbitbrush
- winter range
- Library Collection RecordThis study, in Illinois, found that Trillium stem height was positively correlated with the percent of the herbaceous understory that is browsed, which indicates that change in stem height can be a…Publication Date 1969
- indicator species
- Odocoileus virginianus
- grazing
- herbivory
- Deer Management
- local extinction
- Trillium grandiflorum
- understory vegetation
- white-flowered trillium
- 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 RecordAmmon and Stacey looked at the long term effects of cattle grazing on riparian habitat for song birds in northwestern Nevada. The authors looked at two 25-30 ha plots, one which had not seen…Publication Date 1969
- grazing
- artificial nests
- nest success
- population declines
- riparian birds
- Library Collection RecordAllen and Bartolome studied the impact of grazing by cattle and deer for reduction of shrubs and herbaceous plants on tree plantations established on clearcuts in the Sierra Nevada of California.…Publication Date 1969
- grazing
- cattle
- deer
- conifer regeneration
- tree plantations
- Library Collection RecordCurrent disturbance models (predation hypothesis, intermediate-disturbance hypothesis, and the Huston hypothesis) do not adequately account for the wide range of responses by grassland plants…Publication Date 1969
- grazing
- herbivory
- evolutionary history of grazing
- grassland community structure
- grazing model
- Huston hypothesis
- intermediate-disturbance hypothesis
- moisture
- predation hypothesis
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