Rangeland Ecology & Management
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- Library Collection RecordAbstract Savannas are characterized by sparsely distributed woody species within a continuous herbaceous cover, composed mainly by grasses and small eudicot herbs. This vegetation structure is…Publication Date 2014
- cerrado
- Growth forms
- Herbaceous layer
- niche partitioning
- Resource Use
- water uptake
- Woody layer
- savanna
- grassland
- ecosystem ecology
- soil moisture
- rainfall
- Distrito Federal
- Brazil
- Library Collection RecordSmoke from wildfires has adverse biological and social consequences, and various lines of evidence suggest that smoke from wildfires in the future may be more intense and widespread, demanding that…Publication Date 2014
- modelling
- management
- ecosystem ecology
- climate change
- smoke transport
- feedbacks
- coupled models
- Library Collection RecordSavannah ecosystems are important carbon stocks on the Earth, and their quantification is crucial for understanding the global impact of climate and land-use changes in savannahs. The estimation of…Publication Date 2014
- allometry
- biomass estimations
- Kalahari
- savannah
- ecosystem ecology
- climate change
- South Africa
- Library Collection RecordSeed dispersal is thought to be unpredictable and outside a plant's control. But directed seed dispersal by mutualistic birds can increase probabilities of germination and survival by the non-…Publication Date 2014
- abiotic stress
- dispersal in time
- facilitation
- frugivory
- plant demography
- plant neighbourhoods
- plant-plant interactions
- risk spreading
- Desert Grassland
- ecosystem ecology
- Arizona
- USA
- Library Collection RecordAbstract The knowledge of relative performance of plants across environmental gradients is critical for their effective management and for understanding future range expansion. Pennisetum setaceum is…Publication Date 2014
- Alien grass
- Ecological invasions
- competition
- disturbance
- Seedling translocation
- Transplant experiment
- Alien invasive species
- management
- grasslands
- savanna
- ecosystem ecology
- restoration ecology
- South Africa
- Library Collection RecordClimate change is expected to adversely affect agriculture in South Africa. A rise in variable and unfavourable conditions is likely to surpass the limits of current coping mechanisms of farmers,…Publication Date 2014
- climate change
- agriculture
- livestock
- Karoo
- rangelands
- Subsistence farming
- communal farming
- socio-economic aspects
- management
- South Africa
- Library Collection RecordBush encroachment has been recognised in southern Africa since the late nineteenth century. Our review of 23 studies showed that the rate of woody cover change has ranged from ?0.131 to 1.275% y?1.…Publication Date 2014
- Bush encroachment
- ecosystem ecology
- grazing
- fire
- rainfall
- grasses
- carbon dioxide
- climate change
- management
- southern Africa
- Library Collection RecordFew assessments of the effects of fire and grazing on the herbaceous components of savannas have been reported for Africa. In the Kruger National Park, South Africa, range condition was monitored at…Publication Date 2014
- fire ecology
- grazing
- management
- savanna
- game
- rangeland condition
- rainfall gradient
- grasses
- forage
- ecosystem ecology
- Kruger National Park
- South Africa
- Library Collection RecordUsing an analysis of aerial photographs from 1942, 1985 and 2004 we assessed the impact of changing land tenure and land-use regimes on the cover of thicket vegetation on the Grahamstown commonage.…Publication Date 2014
- bush encroahcment
- land use
- management
- Aerial Photographs
- goats
- browsing
- livestock
- grazing
- grasses
- shrubs
- degradation
- Grahamstown
- South Africa
- Library Collection RecordThe well-described pattern of a few common and many rare species in plant communities (dominance-diversity curves) also has been documented within populations of dominant plant species. Understanding…Publication Date 2014
- ecosystem ecology
- plant production
- community dynamics
- genotypes
- competition
- Andropogon gerardii
- competition
- genotype richness
- grassland
- intergenotypic competition
- intragenotypic competition
- light
- neighborhood effects
- nitrogen
- water
- USA
- Library Collection RecordPlants are multifaceted organisms that have evolved numerous solutions to the problem of establishing, growing and reproducing with limited resources. The intrinsic dimensionality of plant traits is…Publication Date 2014
- community assembly
- curse of dimensionality
- determinants of plant community diversity and structure
- ecosystem processes
- intrinsic dimension
- isomap
- nonlinear data reduction
- plant spectrums
- plant strategies
- plant traits
- ecosystem ecology
- Arizona
- California
- USA
- Sheffield
- United Kingdom
- Library Collection RecordThe link between species' functional traits and competitive abilities has been described as a major factor structuring plant communities. However, two diverging hypotheses have been proposed to…Publication Date 2014
- functional trait
- community ecology
- grasses
- competition
- ecosystem ecology
- soil moisture
- soil nutrients
- root ecology
- plant competition
- root length density
- root phosphorus use efficiency
- specific root length
- trait hierarchy
- trait similarity
- France
- Library Collection RecordPopulations of the common perennial herb Plantago lanceolata L. have been exposed to nearly two decades of summer drought at the Buxton Climate Change Experiment (BCCIL), a controlled manipulation of…Publication Date 2014
- adaptation
- climate change
- drought
- functional traits
- grassland
- plant population and community dynamics
- Plantago lanceolata
- soils
- genetics
- ecosystem ecology
- northern England
- Library Collection RecordAllelopathy has traditionally been viewed as a phytotoxic disruption of recipient plant metabolism, and allelopathic effects are generally strongest on species lacking historic exposure to particular…Publication Date 2014
- grasslands
- ecosystem ecology
- allelopathy
- autotoxicity
- Centaurea maculosa
- competition avoidance strategy
- historic interactions
- intraspecific recognition
- novel weapons hypothesis
- plant population and community dynamics
- spatiotemporal biodiversity
- sympatric species recognition
- germination
- United States
- Argentina
- Library Collection RecordFacilitation among species may promote non-native plant invasions through alteration of environmental conditions, enemies or mutualists. However, the role of non-trophic indirect facilitation in…Publication Date 2014
- disturbance
- invasion ecology
- Invasional meltdown
- plant invasion
- positive interactions
- resource availability
- Alien invasive species
- ecosystem ecology
- Bloomington
- Indiana
- USA
- Library Collection RecordSubantarctic islands form ideal sentinels to climate change. These islands support terrestrial and marine ecosystems that are relatively simple and extremely sensitive to perturbations.1 They provide…Publication Date 2014
- Prince Edward Islands
- Subantarctic Front
- Antarctic Circumpolar Current
- climate change
- oceanography
- ecosystem ecology
- Prince Edward Islands
- South Africa
- Library Collection RecordEuclea divinorum, a fast establishing, unpalatable, and fire resistant bush is considered an invasive species in some parts of its range. In Ol Pejeta Conservancy (OPC), Kenya, E. divinorum bushes…Publication Date 2013
- Acacia drepanolobium
- encroachment
- Euclea divinorum
- grassland
- invasion
- seedlings
- indigenous encroaching species
- grasslands
- rainfall
- ecosystem ecology
- Kenya
- Africa
- Library Collection RecordQuestions What are the main drivers of variation in beta-diversity for Bromus erectus semi-natural dry grasslands of habitat 6210(*) at different scales? How should environmental variables and…Publication Date 2013
- biogeography
- Calcareous dry grasslands
- Conservation prioritization
- Habitat 6210(*)
- Habitats Directive
- Multiple regression on distance matrices
- Variation partitioning
- grasslands
- species diversity
- rainfall
- ecosystem ecology
- management
- Central Italy
- Library Collection RecordAbstract Plant species introduced to new regions can escape their natural enemies but may also lose important mutualists. While mutualistic interactions are often considered too diffuse to limit…Publication Date 2013
- Biological invasion
- density-dependence
- establishment
- Exotic
- plant-animal interactions
- weed
- savanna
- Acacia karoo
- indigenous encroaching species
- Alien invasive species
- seeds
- insects
- ecosystem ecology
- restoration ecology
- New Zealand
- Austrailia
- 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 RecordAbstract Several multi-year biodiversity experiments have shown positive species richness-productivity relationships which strengthen over time, but the mechanisms which control productivity are not…Publication Date 2013
- biomass production
- Community mean traits
- environmental filtering
- functional diversity
- niche differentiation
- Species identity
- biodiversity
- grasslands
- community analysis
- vegetation dynamics
- species richness
- plant production
- ecosystem ecology
- Thuringia
- Germany
- Library Collection RecordLarge herbivores are key drivers of nutrient cycling in ecosystems worldwide, and hence they have an important influence on the productivity and species composition in plant communities. Classical…Publication Date 2013
- grazing
- trampling
- soil compaction
- soil texture
- Soil Type
- Water logging
- nutrient cycling
- Decomposition
- Excreta (dung and urine)
- Soil Aeration
- herbivores
- ecosystem ecology
- grazing
- browsiing
- soils nutrients
- Library Collection RecordAbstract Woody plant encroachment is a common consequence of disturbance in savannas. Grazers and browsers interfere with sapling establishment dynamics by direct consumption of plant tissue,…Publication Date 2013
- Acacia
- browsing
- grazing
- mesic savanna
- tree sapling biomass
- woody plant encroachment
- indigenous encroaching species
- savanna
- soil nutrients
- ecosystem ecology
- vegetation dynamics
- South Africa
- Library Collection RecordAnthropogenic acid deposition–induced soil acidification is one of the major threats to biodiversity, ecosystem functioning and services. Few studies, however, have explored in detail how above-…Publication Date 2013
- base mineral cations
- nitrogen cycling
- plant species richness
- plant-soil (below-ground) interactions
- productivity
- semi-arid steppe
- soil aluminium ions
- soil microbial organisms
- soil nematodes
- structural equation modelling
- biodiversity
- ecosystem ecology
- Ecosystem function
- soils
- Mongolia
- China
- 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 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 RecordThe shifting baseline syndrome suggests that our perceptions of previous conditions may change over time as ecosystems degrade. Although most discussion of the topic relates to decreasing species…Publication Date 2013
- generalist
- generational amnesia
- invasive species
- predator extirpation
- reference conditions
- shifting baseline syndrome
- restoration ecology
- ecosystem ecology
- Alien invasive species
- Library Collection RecordThe present study assessed the effects of deferred grazing management on rangeland condition using aboveground biomass, vegetation cover and species composition as indicators of range condition. The…Publication Date 2013
- grazing
- vegetation
- ecosystem ecology
- management
- rangeland
- biomass
- grazing management
- ngitili
- species diversity
- vegetation cover
- Shinyanga
- Meatu districts
- Tanzania
- Africa
- Library Collection RecordHerbivores influence the structure and composition of terrestrial plant communities. However, responses of plant communities to herbivory are variable and depend on environmental conditions,…Publication Date 2013
- abiotic gradients
- community structure
- exclosure experiment
- herbivory
- livestock-wildlife interactions
- plant species richness
- plant-herbivore interactions
- wildlife decline
- ecosystem ecology
- vegetation dynamics
- soils
- rainfall
- biodiversity
- East Africa
- Library Collection RecordSavannahs are widespread vegetation type in Sudanian zone of Africa. As protected areas are often assumed to be the best way to conserve biodiversity, we assessed the effectiveness of the Pendjari…Publication Date 2013
- conservation
- diversity
- savannah
- Structure
- Woody Species
- management
- ecosystem ecology
- Africa
- Library Collection RecordThere is a common perception in South Africa that the youth are not interested in agriculture, leading to two concerns: first, that this is exacerbating the youth unemployment crisis, and second,…Publication Date 2013
- agriculture
- socio-economic aspects
- communal farming
- rural areas
- animal production
- Plant Productivity
- policy
- livestock
- communal rangelands
- cattle
- goats
- South Africa
- Library Collection RecordWildfires can have significant impacts on rangeland productivity and functionality causing substantial economic losses to affected farmers. In August 2011, such wildfires swept through the North West…Publication Date 2013
- fire ecology
- rangelands
- plant production
- management
- grazing
- socio-economic aspects
- biodiversity
- savanna
- rainfall
- grazing capacity
- erosion
- ecosystem ecology
- soil nutrients
- South Africa
- Library Collection RecordPolicy affecting the rangeland commons in South Africa has been based largely on management models developed for large-scale commercial farming. This paper examines the current policy situation and…Publication Date 2013
- policy
- socio-economic aspects
- rangelands
- Communal areas
- management
- Sustainable development
- agriculture
- livestock
- Tenure
- legislation
- South Africa
- Library Collection RecordQuestions Intensification of livestock production has led to the increasing input of agrochemicals, mostly herbicides, in natural and semi-natural grasslands. Glyphosate application shifts vegetation…Publication Date 2013
- conservation
- disturbance
- diversity
- Flooding Pampa grassland
- Floristic Composition
- Herbicide
- livestock
- grasslands
- herbicides
- glyphosphate
- seed banks
- biodiversity
- Argentina
- Library Collection RecordAbstract Increasingly biologists and ecologists are becoming aware of the vital importance of soil to processes observed aboveground and are incorporating soil analyses into their research. Because…Publication Date 2013
- Soil Sampling
- texture
- Sterilization
- Greenhouse
- nitrogen
- Soil core
- soils
- ecosystem ecology
- Library Collection RecordThe development of models of the relationship between biodiversity and ecosystem function (BEF) has advanced rapidly over the last 20 years, incorporating insights gained through extensive…Publication Date 2013
- modelling
- biodiversity
- ecosystem ecology
- Ecosystem function
- species richness
- species composition
- Library Collection RecordThe mechanisms driving nonrandom assembly patterns in plant communities have long been of interest in ecological research. Competing ecological theories predict that coexisting species may either be…Publication Date 2013
- community assembly
- competition
- Complementarity
- disturbance
- environmental filtering
- limiting similarity
- spatial scales
- plant community analysis
- ecosystem ecology
- Sweden
- Library Collection RecordCarbon storage in vegetation and soil underpins climate regulation through carbon sequestration. Because plant species differ in their ability to capture, store and release carbon, the collective…Publication Date 2013
- ecology
- ecosystem ecology
- carbon sequestration
- carbon dioxide
- soils
- land use
- Chaco forest
- Argentina
- Library Collection RecordThis paper was prepared in response to a paper prepared by Vetter (in this issue) that addressed the issue of policy development related to sustainable management of rangelands. In line with the…Publication Date 2013
- policy
- Sustainable development
- management
- subsistence agriculture
- rangelands
- livestock
- agriculture
- animal productivity
- Plant Productivity
- Msinga
- KwaZulu-Natal
- South Africa
- Library Collection RecordThere has been much debate on the impact of large herbivores on biodiversity, especially given that large mammals are becoming locally extinct in many places. The use of evolutionary information on…Publication Date 2013
- herbivores
- species diversity
- community structure
- savanna
- ecosystem ecology
- determinants of plant community diversity and structure
- extinction
- functional diversity
- phylogenetics
- Kruger National Park
- South Africa
- Library Collection RecordPastoralists in Namaqualand, South Africa, use herd mobility to manage livestock and rangeland resources. However, their socioeconomic conditions and ecological landscapes are changing and we explore…Publication Date 2013
- management
- livestock
- socio-economic aspects
- rangelands
- communal farming
- policy
- pastoralism
- grazing
- Namaqualand
- South Africa
- Library Collection RecordLand and agrarian reform has the potential to expand South Africa's rangeland commons and enhance their contribution to the livelihoods of the rural poor, yet to a large extent this has been an…Publication Date 2013
- rangeland
- Communal areas
- land reform
- subsistence agriculture
- socio-economic aspects
- policies
- Commercial farming
- agriculture
- Poverty
- livestock
- animal production
- management
- South Africa
- Library Collection RecordDisturbances (pulse, press and ramp) constitute a major force influencing, even determining, the structure and functions of ecological components – populations, communities and ecosystems. The…Publication Date 2013
- ecology
- degradation
- disturbance
- ecological restoration
- resilience
- resistance
- ecosystem ecology
- restoration ecology
- 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 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 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 RecordThe invasion of exotic grasses into savannas is occurring globally. Despite threats to ecosystem processes and biodiversity, few studies have investigated factors that facilitate invasion success. *…Publication Date 2013
- cattle grazing
- exotic grass
- facilitation
- grass-fire cycle
- savanna
- wind dispersal
- grazing
- Alien invasive species
- ecosystem ecology
- restoration ecology
- Cenchrus ciliaris
- grasses
- fire ecology
- grazing
- soils
- rainfall
- drought
- Queensland
- Australia
- 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 RecordDespite a good understanding on how dispersal in space structures plant communities in fragmented landscapes, we know little about dispersal in time. Empirical evidence on temporal dispersal - the…Publication Date 2013
- grasslands
- seed banks
- soils
- ecosystem ecology
- biodiversity
- Diversity partitioning
- Historical ecology
- seed bank
- Semi-natural grassland
- species diversity
- Storage effect
- Lake Mälaren
- central Sweden
- Library Collection RecordThis paper complements Vetter's position paper, "Development and sustainable management of rangeland commons - aligning policy with the realities of South Africa's rural landscape…Publication Date 2013
- Sustainable development
- socio-economic aspects
- communal farming
- rural areas
- subsistence agriculture
- livestock
- management
- policy
- South Africa