Rangeland Ecology & Management
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Displaying 1951 - 2000 of 2082 results
- Library Collection RecordSedimentation rates for many reservoirs may be skewed by overstated estimates of design capacity and assumptions perpetuated through subsequent volumetric surveys; an error that may be unknowingly…Publication Date 2014
- Library Collection RecordSeed Certification as a means to track genetic identity and purity for seed of traditional agricultural crop varieties has been formalized in the United States and Canada for almost 100 years, as…Publication Date 2015
- Library Collection RecordSeeding native forbs is an important part of establishing healthy, stable plant communities. Expense and limited seeding success preclude taking full advantage of the contribution of forbs.…Publication Date 2014
- Library Collection RecordSeeding of native grasses in the Great Basin is perilous and developing improved germplasm has been a research priority for decades. Limitations are the criteria by which “improved†has been…Publication Date 2015
- Library Collection RecordSeeding treatments have been utilized to holistically manage rangelands dualistically for livestock and wildlife. Research documenting long-term plant persistence following treatments is limited.…Publication Date 2015
- Library Collection RecordSelecting appropriate significance levels when constructing confidence intervals and performing statistical analyses with rangeland monitoring data is not a straightforward process. This process is…Publication Date 2015
- Library Collection RecordSelenium-containing plants are reputed to be unpalatable to livestock. The objective of this study was to determine if sheep and cattle could discriminate between forages and feeds with different…Publication Date 2014
- Library Collection RecordSemi-arid rangelands in California face multiple threats from interactions of invasive weeds and drought. To assist ranchers in improving rangeland forage and economic productivity, we partnered with…Publication Date 2015
- Library Collection RecordSeveral members of the Range Science Education Council have collaborated on a project funded by a USDA-Higher Education Grant entitled, Repositioning Rangeland Education for a Changing World. Our…Publication Date 2014
- Library Collection RecordSevere and continuous droughts in the Sonoran desert have induced ranchers in the last several years to be more efficient in applying proper range management and beef production tools. This study was…Publication Date 2015
- Library Collection RecordSevere droughts and past abuses by overgrazing are present in part or most rangelands and sometimes drastic manipulations of the rangeland ecosystem are required or desired to reestablish herbaceous…Publication Date 2014
- Library Collection RecordShrubland ecosystems occupy a large portion of the terrestrial surface over the conterminous United States and provide unique ecosystem services that are dependent upon the quality and quantity of…Publication Date 2015
- Library Collection RecordSideoats grama [Bouteloua curtipendula (Michx.) Torr.] is an important native species for cattle production. However, inappropriate grazing practices have reduced its genetic diversity. The…Publication Date 2015
- Library Collection RecordSignificant amounts of arid sagebrush habitat in Nevada and the surrounding Great Basin is being converted by wildfire to plant communities dominated by introduced annual grasses and forbs. This…Publication Date 2015
- Library Collection RecordSitting Bull College, a land-grant college is collaborating with the USDA Agriculture Research Service and two land-grant universities to create more sustainable methods of raising cattle on the…Publication Date 2015
- Library Collection RecordSmall mammals influence and can even regulate the composition of plant communities in desert systems. However, increasing frequency of fire associated with the invasion of exotic grasses in deserts…Publication Date 2014
- Library Collection RecordSmooth brome (Bromus inermis) is an introduced cool-season, sod forming, fast-growing, perennial rhizomatous grass. It out-competes native species therefore decreasing the biodiversity of South…Publication Date 2014
- Library Collection RecordSmooth brome (Bromus inermis) is an invasive, perennial, cool-season grass that is outcompeting native grasses of the northern Great Plains of the United States, decreasing diversity, degrading…Publication Date 2015
- Library Collection RecordSoil erosion prediction is an effective decision-support tool in rangeland where soil loss is considered a key indicator of ecosystem health. Most processed-based erosion prediction equations…Publication Date 2015
- Library Collection RecordSoil organic carbon (SOC) content of grasslands of Chihuahua might vary with range condition. The objective was to estimate SOC on three grassland types under contrasting range conditions in…Publication Date 2014
- Library Collection RecordSome 12 million acres of native rangelands have been impacted by conifer encroachment in the Great Basin alone, with up to 90% of tree expansion having occurred in sagebrush ecosystems. Conifer…Publication Date 2014
- Library Collection RecordSOURCE ID NATIVE SEED IN THE WILD WILD WEST It has been quite a few years since the development of the source ID certification program. Initially this was a way to insure that native collections of…Publication Date 2015
- Library Collection RecordSpecies distribution models (SDM) predict that areas with climate suitable for sagebrush ecosystems will shift northwards and shrink in size over the next century due to global warming. So far,…Publication Date 2015
- Library Collection RecordSpecies invasions can cause substantial and permanent changes to ecosystems, compromising their ability to support wildlife habitat and economic activities. Cheatgrass (Bromus tectorum) invasion in…Publication Date 2015
- Library Collection RecordSpotted knapweed (Centaurea stoebe) is an invasive, perennial forb that infests rangelands in 46 US states and seven Canadian provinces. In response to high costs, environmental concerns, and health…Publication Date 2014
- Library Collection RecordSRM by-laws specifically mention policy statements, position statements, and resolutions as a way to speak for the profession of range management (Article XI, d). There is a need to review the…Publication Date 2014
- Library Collection RecordStandardized monitoring data collection efforts using a probabilistic sample design, such as in the Bureau of Land Management's (BLM) Assessment, Inventory, and Monitoring (AIM) Strategy,…Publication Date 2015
- Library Collection RecordState and transition models in the northern Great Plains often contain a community phase based on prairie dog occupation of a site. However, our understanding of the impact of herbivory on plant…Publication Date 2015
- Library Collection RecordState-and-Transition models (STM) describe the response of ecological sites to various management treatments including brush beating or mowing, pinyon-juniper chaining, hand felling, masticating and…Publication Date 2015
- Library Collection RecordSteers grazing on Kansas shortgrass rangelands achieve 55% of their total season gain during the first half of the grazing season and 45% during the last half. To attain a higher rate of gain during…Publication Date 2015
- Library Collection RecordSTEM education is a national priority in the US. The World Economic Forum ranks the US 52nd in STEM education. There will be a projected 14% increase in STEM jobs in the next 10 years. Agriculture (…Publication Date 2015
- Library Collection RecordStewards of western rangelands manage increasingly complex social-ecological systems with few decision-making tools to assist them. Our integrated research team has developed a linked ecological and…Publication Date 2015
- Library Collection RecordStockmanship or low-stress livestock handling principles developed by Bud Williams are powerful tools for grazing lands management. The use of stockmanship to ‘rewild' or train livestock to…Publication Date 2015
- Library Collection RecordStockmanship or low-stress livestock handling techniques developed by Bud Williams can be powerful tools in rangeland management. Proper stockmanship improves livestock producers' abilities to…Publication Date 2015
- Library Collection RecordStories have engaged humans throughout history—just think of the rich treasury of legends, folklore, and myths from cultures around the world designed to teach moral and societal lessons. The human…Publication Date 2015
- Library Collection RecordStrategies to mitigate ecological and economic damage that will be incurred from climate and land use changes require immediate and active implementation. However, current research may be…Publication Date 2015
- Library Collection RecordStream degradation has led to extensive restoration of wet-meadow systems in the Sierra Nevada. Pond-and-plug restoration reconnects the stream with its historic floodplain and dams eroded gullies…Publication Date 2014
- Library Collection RecordStudent teams participating in our climate change vulnerability assessment took a variety of different analytical approaches to assess potential impacts of climate change on sagebrush steppe…Publication Date 2015
- Library Collection RecordStudies in arid environments have evaluated the effect of groundwater variation and simulated precipitation on plant production and vegetation condition but it is unclear if plants respond equally to…Publication Date 2014
- Library Collection RecordStudies of carbon storage in rangelands are important because of their ample world distribution and their potentially high contribution to worldwide carbon sequestration. The objective of this study…Publication Date 2014
- Library Collection RecordSub-Saharan Africa has extraordinary biological diversity across a breadth of rangeland habitats. As ecological disturbances, fire and grazing contributed to the evolution of many African rangelands…Publication Date 2015
- Library Collection RecordSuccess rates reseeding native species on degraded sagebrush-steppe may be near 10%. Nonetheless, land managers annually spend millions attempting to reestablish sagebrush-steppe plant communities to…Publication Date 2015
- Library Collection RecordSuccessful monitoring programs are built on clearly-defined objectives, thorough planning, and organized implementation. However, natural resource management decisions need to be made at many…Publication Date 2015
- Library Collection RecordSustainable grazing management strategies for the western Great Plains have been developed for forage and livestock production. However, ongoing declines and range contractions of many grassland…Publication Date 2015
- Library Collection RecordSustainable livestock production is dependent on reliable forage resources that maintain animal health and fecundity. Temporal and spatial variation in forage production in most range systems is…Publication Date 2015
- Library Collection RecordSustainable livestock production is dependent on reliable forage resources that maintain animal health and reproductive fecundity. Temporal and spatial variation in forage production in most range…Publication Date 2014
- Library Collection RecordSweet clover (Melilotus spp.) is an invasive biennial legume, commonly exploiting disturbed areas along roads and pipelines. In southern Alberta's Dry Mixedgrass Prairie, sweet clover plants…Publication Date 2015
- Library Collection RecordSwitchgrass (Panicum virgatum) can produce biomass on marginal ground that can be used as biofuel feedstock. In the Southern Plains, marginal ground is often in established bermudagrass (Cynodon…Publication Date 2014
- Library Collection RecordSynergy Resource Solutions, Inc. (Synergy) collected rangeland resource inventory data on the Confederated Tribes of Warm Springs Reservation of Oregon (CTWSRO) during summers of 2012 and 2013. …Publication Date 2014
- Library Collection RecordSystematic surveys were conducted for Sensitive wetland plants on Pole Mountain, Medicine Bow National Forest. At the start of the project, three species designated Sensitive by U.S. Forest Service…Publication Date 2014