Rangeland Ecology & Management
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Displaying 101 - 150 of 2149 results
- Library Collection RecordThe interacting effects of fire and grazing influence structure, composition and functioning across grasslands globally. Management focused on restoring the interaction of fire and grazing through…Publication Date 2018
- Library Collection RecordThe southwestern willow flycatcher (Empidonax traillii extimus) is an endangered subspecies of willow flycatcher that occupies dense riparian habitats of the southwestern United States.� Many…Publication Date 2018
- Library Collection RecordEmerging applications of ecosystem resilience and resistance (R&R) concepts in sagebrush ecosystems allow managers to better predict and mitigate impacts of wildfire and invasive annual grasses.…Publication Date 2018
- Library Collection RecordRangeland degradation and desertification is a global problem, with many regions of the world experiencing declines in ecosystem goods and services and biodiversity. Often the only means of restoring…Publication Date 2018
- Library Collection RecordThe feeding and tunneling activities by insects alters the physical and chemical properties of cattle dung and potentially affect greenhouse gas (GHG) emissions. To determine the magnitude of these…Publication Date 2018
- Library Collection RecordOne of the most significant stressors to the sagebrush biome is expansion and dominance of nonnative ecosystem-transforming species, particularly invasive annual and perennial plants. Each invasive…Publication Date 2018
- Library Collection RecordManipulation of spatial grazing patterns of cattle in rangeland systems is essential for preventing resource degradation due to localized overgrazing. Practices such as fencing, water source…Publication Date 2018
- Library Collection RecordReseeding to restore disturbed rangelands is rarely successful or cost effective, particularly within hotter, drier, lower elevation sites. Seedling mortality is highest during the critical…Publication Date 2018
- Library Collection RecordEcological restoration of rangelands using wild-collected seeds can be challenging for land managers in many parts of the world. Difficulties due to low seed quality, inconvenient seed anatomy, and…Publication Date 2018
- Library Collection RecordThe Great Basin of North America has been identified as an area that suffers from elevated levels of degradation, and is difficult to restore via seeding practices. Seedbed freezing conditions during…Publication Date 2018
- Library Collection RecordSuboptimal brood-rearing habitat often limits sage-grouse (Centrocercus urophasianus) populations in western North America. In many mountain big sagebrush (Artemisia tridentata subsp. vaseyana) brood…Publication Date 2018
- Library Collection RecordKazakhstan, situated in the center of the Euro-Asia continent, is the largest country in Central Asia and the ninth largest country in the world (7.0 million km2). Kazakhstan extends about 3,000 km…Publication Date 2018
- Library Collection RecordChanges to species diversity, spatial distribution, and shifts to younger, actively growing vegetation following wildfires may modify stand transpiration and the amount of water available to other…Publication Date 2018
- Library Collection RecordWoodland expansion is a highly debated topic documented on numerous continents threatening grassland and savanna ecosystems. The Great Plains in USA contains several land cover types such as…Publication Date 2018
- Library Collection RecordPractitioners hold one of the most voluminous caches of field-tested integrated pest management (IPM) experience. However, this information is generally not available in a synthesized, organized…Publication Date 2018
- Library Collection RecordRecent increases in number and size of wildfires in the Great Plains have demonstrated the need for implementation of fuels reduction practices. Prescribed fire is commonly used to reduce fuel loads…Publication Date 2018
- Library Collection RecordPerennial ryegrass staggers (staggers) is a neurotoxic condition that is caused by consumption of grass (Lolium perenne) that is infected with certain Epichlo� fungal endophyte strains that produce…Publication Date 2018
- Library Collection RecordConifers such as western juniper (Juniperus occidentalis) have encroached sagebrush (Artemisia spp.) ecosystems and impacted greater sage-grouse (Centrocercus urophasianus; hereafter sage-grouse)…Publication Date 2018
- Library Collection RecordWe investigated historical trends of the extent and geographical distribution of sand shinnery oak prairies (SSOP) on the Southern High Plains in New Mexico and Texas. Our objective was to create a…Publication Date 2018
- Library Collection RecordThe Great Basin Institute (GBI), in partnership with the Bureau of Land Management (BLM), has implemented the Assessment, Inventory, and Monitoring (AIM) strategy to conduct ecological assessments of…Publication Date 2018
- Library Collection RecordRangelands in north Africa and the near east in general provide numerous goods and services that have great economic, social, cultural, and biological values. For centuries, inhabitants of rangelands…Publication Date 2018
- Library Collection RecordAccurate mapping of rangeland vegetation is critical in studies of livestock spatial distribution. Our objective was to develop a detailed vegetation map to help model the drivers of beef heifer…Publication Date 2018
- Library Collection RecordDiet composition of free roaming livestock and wildlife in extensive rangelands are difficult to quantify.� Recent technological advances now allow us to reconstruct plant species-specific dietary…Publication Date 2018
- Library Collection RecordRaramuri Criollo (RC) steers are commonly raised for beef and finished on rangelands, while Corriente (CR) are often raised for rodeo sports. However, no data exist on weight gains and grazing…Publication Date 2018
- Library Collection RecordRangeland beef cows spend approximately six months annually raising their calves. This endeavor is known to significantly alter a dam�s grazing behavior and spatial distribution. The objective of…Publication Date 2018
- Library Collection RecordLand managers across the western US are faced with selecting and applying effective tree-removal treatments on sagebrush rangelands, but current understanding regarding long-term ecohydrologic…Publication Date 2018
- Library Collection RecordMany ecological studies and observations indicate that the increased dominance of woody plants on Great Plains grasslands is a major threat to agriculture and conservation of grassland ecosystems. It…Publication Date 2018
- Library Collection RecordGold mining is an important activity for rural workers in Northwestern Sonora, Mexico. Mining is one of the top ten occupations with the greatest number of employees and income, but no data is…Publication Date 2018
- Library Collection RecordRestoration of former agricultural fields can be challenging, especially in arid systems, where factors such as wind erosion, water stress, soil alteration, and competition from weeds can strongly…Publication Date 2018
- Library Collection RecordRecent years have witnessed a call for evidence-based decisions in conservation and natural resource management, including data-driven decision-making. Adaptive management (AM) is one prevalent model…Publication Date 2018
- Library Collection RecordIn the semi-arid sagebrush ecosystems of the American West, seasonal periods of water scarcity limit primary productivity and the distribution of associated mesic resources important to wildlife and…Publication Date 2018
- Library Collection RecordMountain meadows and riparian areas provide essential summer forage for ranching operations in much of the west, but such areas also provide many other critical resources and ecosystem services. As…Publication Date 2018
- Library Collection RecordCalifornia is characterized by a Mediterranean climate, with moderately wet winters and dry summers, that creates unique challenges for vegetation management. In particular, exotic annual plants from…Publication Date 2018
- Library Collection RecordWe have been conducting the monitoring, verification, and reporting (MRV) of carbon dynamics for a Level II Reduction of Emissions from Deforestation & Degradation in Developing Countries (REDD)…Publication Date 2018
- Library Collection RecordHeterogeneity has recently become a focus for land managers interested in optimizing grasslands for both livestock and wildlife. We sought to increase heterogeneity in northern mixed-grass rangelands…Publication Date 2018
- Library Collection RecordThere continues to be great concern that microbial pollution by grazing livestock degrades water quality on multiple-use rangelands, threatening human and ecological health.� Given the importance…Publication Date 2018
- Library Collection RecordA goal for any rangeland grazing operation is to attain an appropriate balance among available forage resources, where forage nutrient composition and supplementation (i.e. if needed) meets the daily…Publication Date 2018
- Library Collection RecordAtmospheric carbon dioxide (CO2) concentration has risen by 40% since industrialization and is projected to exceed 2X the pre-industrial level this century.� Across regional gradients in…Publication Date 2018
- Library Collection RecordIn the United States, 36% of the land is rangeland with 25% of it privately owned and vulnerable to accelerated soil loss. Soil erosion from mismanagement, desertification, and drought affect more…Publication Date 2018
- Library Collection RecordThe gradient concept of landscape structure is a relatively new conceptual paradigm in landscape ecology that provides an additional framework to pattern-process relationships occurring in the…Publication Date 2018
- Library Collection RecordDespite the complex nature of biophysical systems, ranchers need ways to assess ecological progress, and grazing management practices must be science-based to be broadly accepted. We used innovative…Publication Date 2018
- Library Collection RecordPost-disturbance rangeland revegetation is hindered in areas of low precipitation facing invasion by annual grasses. �The invaders germinate earlier and deplete water resources available to native…Publication Date 2018
- Library Collection RecordSavannas cover 60% of the land in southern Africa, with fires and herbivory playing a key role in their ecology. The Limpopo National Park (LNP) is a 10.000 km2 conservation area in southern…Publication Date 2018
- Library Collection RecordGrazing management interventions that improve rangeland condition and trend are often elusive in lands governed by common-property regimes. �In 2010-14, GOPA�a consulting firm�was contracted by…Publication Date 2018
- Library Collection RecordInterpreting Indicators of Rangeland Health was initiated in 1994 as a qualitative, rapid assessment technique to evaluate rangeland health. Seventeen field indicators are used to rate three…Publication Date 2018
- Library Collection RecordIncreased variability and novel climate regimes challenge the Bureau of Land Management�s (BLM) ability to effectively manage for multiple use and ecosystem function. In this poster, we present an…Publication Date 2018
- Library Collection RecordNo abstract provided.Publication Date 2018
- Library Collection RecordPlants experience variation in natural selection across their range due to differences in biotic and abiotic factors. When adaptive evolution occurs in response to local selective pressures,…Publication Date 2018
- Library Collection RecordIn beef cattle production systems, grazing distribution is an important aspect of rangeland management. Rangelands provide approximately 50 � 65% of the forage needed for domestic ruminants in the…Publication Date 2018
- Library Collection RecordWhile the direct impacts of gray wolves (Canis lupis) and other predators on rangeland livestock production are more easily measured and well-documented, research in other Western states suggests…Publication Date 2018