Rangeland Ecology & Management
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- Library Collection RecordNitrous oxide (N2O) makes the single largest contribution to greenhouse gas (GHG) emissions from UK and European Union agriculture. Ambitious government targets for GHG mitigation are leading to the…Publication Date 2013
- greenhouse gases
- climate change
- nitrous oxide
- agriculture
- management
- soil conditions
- Economic Aspects
- Europe
- Library Collection RecordThis study reports the effects of a long-term tillage and crop residue experiment on the soil microbial ecology of a Loess soil located in Gansu Province, western China. Tillage and residue…Publication Date 2013
- Soil Condition
- agriculture
- management
- fertilizer
- Maize
- tillage
- conservation agriculture
- soil fertility
- China
- Library Collection RecordArticle and video by NBC News Investigators regarding the controversy and taxpayer cost of conducting wild horse roundups.Publication Date 2013
- Arizona
- BLM
- California
- holding facility
- Nevada
- roundup
- slaughter
- Utah
- Western United States
- wild horses
- Library Collection RecordThe global protected area (PA) system has a key role to play in biological conservation, and it is thus vital to understand the factors that are likely to limit this potential. Attention to date has…Publication Date 2013
- conservation
- management
- policy
- biodiversity
- conservation planning
- environmental pressures
- Metals
- mining
- protected areas
- Library Collection RecordAssessing the success of ecological restoration projects is critical to justify the use of restoration in natural resource management and to improve best practice. Although there are extensive…Publication Date 2013
- diversity and abundance
- ecological function
- natural resource management
- socioeconomic
- vegetation structure
- restoration ecology
- management
- monitoring
- species diversity
- Ecosystem function
- ecosystem services
- socioeconomic aspects
- Library Collection RecordPlant-soil feedbacks is becoming an important concept for explaining vegetation dynamics, the invasiveness of introduced exotic species in new habitats and how terrestrial ecosystems respond to…Publication Date 2013
- vegetation dynamics
- plant-soil interactions
- Alien invasive species
- community dynamics
- succesion
- climate change
- biodiversity
- restoration
- ecosystem services
- management
- ecosystem ecology
- Library Collection RecordUnderstanding and quantifying constraints to multiple ecosystem service delivery and biodiversity is vital for developing management strategies for current and future human well-being. A particular…Publication Date 2013
- Countryside Survey
- landscape
- pollination
- productivity
- soil carbon
- trade-offs
- water quality
- ecosystem services
- biodiversity
- management
- Great Britain
- Library Collection RecordRestoration priorities are typically established without quantitative information on how to overcome the thresholds that preclude successful restoration of desirable ecosystem properties and services…Publication Date 2013
- fire intensity
- fire physics
- fire trap
- grassland
- juniper
- positive feedback
- regime shifts
- resilience
- restoration ecology
- state and transition model
- restoration ecology
- fire ecology
- modelling
- management
- indigenous encroaching species
- grasslands
- United States
- Library Collection RecordNo abstract is available for this article.Publication Date 2013
- grassland
- management
- Europe
- New Zealand
- Library Collection RecordFederal Register 50 CRF Part 17. Proposed rule.Publication Date 2013
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Library Collection RecordLarge mammalian herbivores are well recognized to play important roles in regulating woody cover and biomass in savannas, but the extent to which browsing ungulates are capable of regulating woody…Publication Date 2013
- browsing
- dik-dik
- elephant
- mortality
- plant-herbivore interactions
- recruitment
- shrub encroachment
- top-down control
- ecosystem ecology
- savanna
- biomass
- Plant Productivity
- management
- Africa
- Library Collection RecordAbstract Habitat fragmentation is one of the most important causes for the decline of plant species. However, plants differing in phylogeny, habitat requirements and biology are likely to respond…Publication Date 2013
- CSR-strategies
- Naturally rare species
- Plant conservation
- Recently rare species
- species traits
- Taxonomic position
- disrturbance
- restoration ecology
- degradation
- management
- Germany
- Library Collection RecordThis is a summary report from a workshop held at the Santa Rita Experiment Range on February 27-28, 2013.Publication Date 2013
- drought
- seasonality
- Arizona
- Apache county
- Cochise County
- Coconino County
- Pima County
- Yavapai County
- Gila County
- Santa Cruz County
- Palmer Drought Severity Index
- Library Collection RecordQuestion Diversification of grassland management is recommended as a tool for conservation of different taxonomic groups living in those habitats. How resistant and resilient are species-rich…Publication Date 2013
- Abandonment
- BÃlé Karpaty Mts
- Bromus erectus
- Calamagrostis epigejos
- Molinia arundinacea
- mowing
- plant cover
- species richness
- Wooded grasslands
- management
- grasslands
- mowing
- restoration ecology
- Phytosociology
- species richness
- Czech Republic
- Library Collection RecordThe effects of a urease inhibitor [N-(n-butyl) thiophosphoric triamide (nBTPT– trade name Agrotain®)] alone and a combination of nitrification inhibitor dicyandiamide (DCD) and nBTPT, defined as a…Publication Date 2013
- fertilisers
- agriculture
- pastoralism
- urea
- greenhouse gases
- management
- productivity
- New Zealand
- Library Collection RecordThis webpage contains press releases, internal investigation transcripts, a timeline of events, and additional information on Macho B, a male jaguar captured by Arizona Game and Fish Officials which…Publication Date 2013
- jaguars
- Arizona
- Library Collection RecordQuestion Does a reduction in size class of soil biota aggravate the impacts of soil compaction on plant communities? Location Controlled mesocosm study with a European ruderal plant community exposed…Publication Date 2013
- arbuscular mycorrhizal fungi
- global change
- invasive plant
- nematodes
- Plant functional group
- stress
- soils
- management
- restoration ecology
- grasslands
- Europe
- Library Collection RecordThis webpage includes information related to Macho B, a male jaguar captured by Arizona Game and Fish Department officials in February 2009 who later died as a result of capture related injuries.Publication Date 2013
- jaguars
- Arizona
- Library Collection RecordThe use of systematic conservation planning to establish conservation priorities will not necessarily attract sufficient public and policy support if the process does not explicitly consider public…Publication Date 2013
- non-market valuation
- policy
- Public and expert preferences
- social benefits
- Systematic conservation planning
- management
- policy
- conservation
- Austrailia
- Library Collection RecordAbstract—Conservation biologists, NGOs, and the USFWS have established a goal of returning a viable population of jaguars into the United States. The source population for this recovery will come…Publication Date 2013
- jaguars
- Arizona
- wildlife management
- population dynamics
- Library Collection RecordI consider the possibility that people engaged in conservation and management of species and ecosystems are experiencing grief related to ongoing loss of species, assemblages, ecosystem integrity,…Publication Date 2013
- grieving process
- Hope
- polarized debate
- restoration ecology
- management
- social aspects
- conservation
- Library Collection RecordIn this comment letter submitted by the Arizona Game and Fish Department, the author suggests additional steps that should be taken in order to minimize the impact of the project on the local…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- mitigation
- restoration
- United States
- wildlife
- Library Collection RecordNational and international assessments are increasingly highlighting the unsustainable use of earth's natural resources in the face of population increase, growing material affluence and global…Publication Date 2013
- ecosystem services
- management
- policy
- sustainability
- United Kingdom
- Library Collection RecordKnowledge of the success or otherwise of conservation interventions is often locked within localised networks, resulting in mistakes being replicated unnecessarily. The savannahs of eastern and…Publication Date 2013
- conservation
- Evidence based conservation
- Management interventions
- national parks
- protected areas
- savanna
- management
- Africa
- Library Collection RecordIn this comment letter submitted by the PNRCD, the author asserts that the draft Environmental Impact Statement (DEIS) is incomplete to the extent that it does not provide adequate information on the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- grazing
- illegal immigration
- restoration
- United States
- Library Collection RecordIn this letter, the authors provide a well supported introduction to the National Environmental Policy Act (NEPA) process, specifically the role alternatives play in the decision making process. From…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- National Environmental Policy Act
- NEPA
- United States
- Library Collection RecordEcosystems have a critical role in regulating climate, and soil, water and air quality, but management to change an ecosystem process in support of one regulating ecosystem service can either provide…Publication Date 2013
- co-benefit
- Ecosystem service
- policy
- regulating service
- trade-off
- cattle
- grazing
- climate change
- soils
- management
- ecosystem ecology
- United Kingdom
- Library Collection RecordIn this comment letter submitted by the Altar Valley Conservation Alliance, the authors express their concern over the narrow range of alternatives considered by the draft and the gaps in information…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- mitigation
- restoration
- United States
- Library Collection RecordVariation in functional community composition is expected to influence the extent of exotic species invasions. Yet, whether resident functional groups control invasion through their relative biomass…Publication Date 2013
- biodiversity
- biotic resistance
- invasion ecology
- mass ratio hypothesis
- phenological niches
- rank abundance
- removal experiment
- subadditive effect
- grasslands
- Alien invasive species
- ecosystem ecology
- vegetation dynamics
- management
- Flooding Pampa grassland
- Argentina
- Library Collection RecordEmphasizing the critical role watershed stability monitoring will play in ensuring the success of post-construction restoration efforts, the Altar Valley Conservation Alliance (AVCA) urges the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- erosion control
- United States
- Watershed Stability
- Library Collection RecordWith ever-increasing human pressure on ecosystems, it is critically important to predict how ecosystem functions will respond to such human-induced perturbations. We define perturbations as either…Publication Date 2013
- biodiversity
- ecological thresholds
- environment
- evolution
- interaction network
- perturbation
- species traits
- stability
- ecosystem ecology
- management
- Library Collection RecordFederal Register 50 CFR Part 17. Proposed rule, extension of public comment period, and annoucement of public hearing.Publication Date 2013
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Wolf management
- wolf reintroduction
- Library Collection RecordDioecious plants frequently face sex-related resource allocation trade-offs. Differential traits of male and female plants can have important consequences that influence their direct and indirect…Publication Date 2013
- arid ecosystems
- dioecy
- life-history traits
- O-ring statistics
- plant-herbivore interactions
- plant-plant interactions
- sex ratio
- Sexual dimorphism
- spatial pattern
- trade-offs
- grasslands
- grazing
- management
- ecosystem ecology
- Patagonian steppe
- south-western Chubut
- Argentina
- Library Collection RecordTranscript of the public hearing held on December 3, 2013 in Pinetop, Arizona.Publication Date 2013
- wolves
- endangered species
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Wolf management
- wolf reintroduction
- Library Collection RecordIn this letter, Nathan Sayre states his strong opposition to the Sierrita Pipeline Project. Having worked in and written about the area for many years,his firsthand experience complements his well…Publication Date 2013
- Altar Valley
- Arizona
- endangered species
- energy development
- fire regimes
- restoration
- revegetation
- United States
- Library Collection RecordIn this letter, commissioned by the Altar Valley Conservation Alliance and Santa Margarita Ranch, Inc., Robertson urges the Federal Energy Regulatory Commission not to advance the issue date of the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- Environmental Impact Statement
- National Environmental Policy Act
- NEPA
- United States
- Library Collection RecordThough biological invasion studies have proliferated in recent decades, a consistent emphasis remains on the study of single-species invasions. Here, we juxtapose the number of invasive plants…Publication Date 2013
- Alien invasive species
- conservation ecology
- management
- Co-occurring invasives
- Ecosystem hijacking
- Invader-invader interactions
- Invasional meltdown
- Not-knowing-doing gap
- The Nature Conservancy
- Library Collection RecordIn this letter, commissioned by the Altar Valley Conservation Alliance and Santa Margarita Ranch, Inc., Robertson urges the Federal Energy Regulatory Commission not to advance the issue date of the…Publication Date 2013
- Altar Valley
- Arizona
- energy development
- Environmental Impact Statement
- National Environmental Policy Act
- NEPA
- United States
- Library Collection RecordMany regions of the globe are experiencing a simultaneous change in the dominant plant functional type and regional climatology. We explored how atmospheric temperature and precipitation control leaf…Publication Date 2013
- eddy covariance
- landscape position
- mesquite (Prosopis velutina)
- photosynthesis
- plant-climate interactions
- semi-arid
- temperature optima
- Vegetation Change
- woody plant encroachment
- indigenous encroaching species
- climate change
- temperature
- ecosystem ecology
- carbon flux
- rainfall
- grasslands
- savanna
- carbon dioxide
- San Pedro River
- Arizona
- USA
- Library Collection RecordReserve site selection models can be enhanced by including habitat conditions that populations need for food, shelter, and reproduction. We present a new population protection function that…Publication Date 2013
- Reserve design
- Life history-based protection
- Spatial optimization
- 0-1 Programming
- conservation
- planning
- management
- ecosystem ecology
- modelling
- Lopez Island
- United States
- Library Collection RecordMost of the world’s rangelands are subject to large spatial and temporal variation in forage quantity and quality, which can have severe consequences for the stability and profitability of livestock…Publication Date 2012-07-01
- adaptive grazing
- forage quality
- grazing
- management
- key resources
- nutrient loss rates
- seasonal variation
- Library Collection RecordEarly in 1896 the owners of the Montana Mine requested the contruction or repair of a road over which they could haul ore. This led Pima County to declare the road from Amado to Oro Blanco a County…Publication Date 2012
- road construction
- erosion
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordUS policies for securing the border with Mexico are driven by multiple political concerns, including the desire to control illegal trade and immigration in a way that conveys “border security†to…Publication Date 2012
- Altar Valley
- Arizona
- Border Security
- environmental justice
- migration
- Library Collection RecordThis poster presents the findings of a study that examined the relationship between perennial grass biomass and mesquite density on the Santa Rita Experimental Range in southern Arizona. The study…Publication Date 2012
- Arizona
- mesquite
- Percent Cover
- perennial grass
- Santa Rita Experimental Range
- United States
- Library Collection RecordDesignated by the Arizona Desert Wilderness Act of 1990, the Baboquivari Peak Wilderness and Coyote Mountains Wilderness areas total 7,145 acres and are located approximately 40 miles southwest of…Publication Date 2012
- Altar Valley
- Arizona
- Baboquivari Peak
- Coyote Mountains
- United States
- wilderness
- wilderness management
- Library Collection RecordAbstract Although rock check dams have been used for centuries to control erosion and support subsistence agriculture on western US rangelands, there is a lack of measured data to quantify their…Publication Date 2012
- Alluvial fan
- Arizona
- Check dam
- grassland
- Landscape degradation
- restoration
- southeast Arizona
- United States
- Library Collection RecordSummarizes proactive management tactics that were carried out during 2012. Â Tactics include purchasing hay and supplements, contracting range riders to monitor cattle, radio telemetry, and…Publication Date 2012
- wolves
- wildlife management
- Arizona
- Mexican gray wolf
- New Mexico
- Southwestern United States
- Library Collection RecordIn this installment of Arivaca Yesterdays Mary Kasulaitis investigates the question of Arivaca's origins through a dissection of "Harvey's Historic Hyperbole," a claim made by…Publication Date 2012
- history
- Altar Valley
- Arizona
- United States
- Library Collection RecordThis article provides a brief overview of what life was like in Arivaca after 1912. Arivaca was essentially a company town of the Arivaca Land and Cattle Company (ALCC). The ALCC owned the town store…Publication Date 2012
- ranching
- history
- cattle
- Altar Valley
- Arizona
- United States
- Library Collection RecordThese stories provide examples of how University of Arizona Cooperative Extension (UACE) translates research-based information to help people solve real, everyday problems and improve the quality of…Publication Date 2012
- cattle
- grazing management
- ranching
- economics
- profitability
- Arizona
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