Rangeland Ecology & Management
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- Library Collection RecordThe invasions of introduced species into five reserves in tropical savannas and dry woodlands are described. Vascular plants are the group having the most introduced species; invasions are least…Publication Date 1988
- Alien invasive species
- Nature reserves
- savanna
- ecosystem ecology
- biological control
- insects
- Africa
- Library Collection RecordDetailed reconstructions of vegetation structure are critical to understanding morphological and behavioral adaptations of Plio-Pleistocene African hominids. Savanna grassland habitats are often…Publication Date 1997
- bovid
- vegetation
- grasslands
- bipedality
- savanna
- palaeobotany
- Africa
- Library Collection RecordFires in African savannas produce emissions contributing to changes in global biogeochemical processes. In the Southern African Regional Science Initiative (SAFARI-2000), fuels characteristics were…Publication Date 2003
- Kalahari
- biomass
- moisture content
- fire intensity
- rate of spread
- flame length
- emissions
- fire
- savanna
- grasslands
- greenhouse gases
- Africa
- Library Collection RecordCyanobacterial soil crusts may be important in arid and semi-arid ecosystems because of their ability to fix atmospheric nitrogen (N2). These crusts are very sensitive to trampling by animals, and…Publication Date 2003
- soil crusts
- N fixation
- Kalahari
- acetylene reduction
- isotopes
- savanna
- soils
- ecosystem ecology
- Africa
- Library Collection RecordA distinguishing, co-dominance feature of trees and grasses in Savannas was prominently explained by Walter. He hypothesized that water is the limiting factor and grasses are superior competitors for…Publication Date 2003
- trees
- grasses
- roots
- savanna
- isotopic
- carbon
- hydrology
- plant autecology
- ecology
- Africa
- Library Collection RecordWe examined relationships between vegetation and soil nutrients along rainfall and land use gradients in the Kalahari. Soil organic carbon (SOC) was significantly lower where reduced rainfall and…Publication Date 2003
- soil organic carbon
- soil organic nitrogen
- rainfall gradient
- land-use gradient
- Kalahari
- savanna
- Botswana
- soil nutrition
- rainfall
- grazing
- grasslands
- land use
- Africa
- Library Collection RecordThe investigation was conducted on an area covered by a dense stand of Hardwickia mopane (Leguminosae: Caesalpinioideae). Seven plots (65x180 m) were subjected to different intensities of tree…Publication Date 2000
- Bush encroachment
- competition
- evapotranspiration
- infiltration
- Hardwickia mopane
- rainwater runoff
- water use efficiency.
- indigenous encroaching species
- soil moisture
- degradation
- soil erosion
- savanna
- vegetation dynamics
- Africa
- Library Collection RecordThe objective of this study was to examine the impact of provision of perennial water supply, as a management strategy to enhance game viewing, on herbaceous vegetation. Changes in herbaceous species…Publication Date 1999
- Artificial water provision
- drought
- ecotourism
- herbivore impacts
- proximal polygons
- spatial dynamics
- temporal dynamics
- wildlife management
- savanna
- management
- piosphere
- animal impact
- species richness
- biodiversity
- vegetation dynamics
- Africa
- Library Collection RecordThe aim of this study was to determine the water requirements for germination and early seedling establishment of four African savanna tree species, namelyAcacia karroo, A. nilotica, A.…Publication Date 1998
- Acacia karroo
- Acacia nilotica
- Acacia tortilis
- drought
- imbibition
- Mundulea sericea
- regeneration
- root penetration
- seed viability
- seeds
- germination
- savanna
- Africa
- Library Collection RecordThe emergence and spatial distribution of grass seedlings were studied in a degraded savanna in south-eastern Botswana. When the rainy season started early, several separate establishment…Publication Date 1996
- Africa
- grasses
- rainfall
- Seedling
- Aristida congesta
- Chloris virgata
- Cymbopogon plurinodis
- Eragrostis rigidior
- Tragus berteronianus
- Urochloa panicoides
- degradation
- savanna
- seeds
- germination
- plant autecology
- drought
- runoff
- rehabilitation
- Africa
- Library Collection RecordSavannas are the most extensive biome in the tropics. These extremely dynamic coupled socio-ecological ecosystems are shaped by a long history of interaction with humans, fire, climate and wildlife,…Publication Date 2010
- savanna
- biodiversity
- management
- ecosystem ecology
- socio-economic aspects
- sustainability
- Library Collection RecordAnts are a prominent invertebrate group used to assess ecological change in response to disturbance. Their application as a bioindicator group has been particularly widespread in Australia, and a…Publication Date 2010
- Ants
- grazing
- Bioindicator
- land management
- Global patterns
- insects
- grasslands
- rangeland condition
- disturbance
- management
- Australia
- Library Collection RecordIn the seasonally dry tropics the productivity of grazing cattle is often constrained by nutrition, particularly during the dry season. An experiment during 2 annual cycles estimated the diet…Publication Date 2010
- diet selection
- Diet CP
- Diet DM digestibility
- animal nutrition
- animal production
- cattle
- forage quality
- north Queensland
- Australia
- Library Collection RecordOvergrazing and mismanagement of rangelands, climate change, drought and [`]salinisation of lands are threatening the sustainability of production systems and the fertility of cropping lands…Publication Date 2010
- Atriplex nummularia L.
- Fodder potential
- sheep
- goats
- Australia
- West Asia
- North Africa
- 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 RecordA simulation model was used to determine the ecological and economic consequences of managing stocking rate on semi-arid savanna rangeland continuously stocked with livestock to achieve the alternate…Publication Date 2009
- continuous grazing
- ranching systems
- range condition
- semi-arid
- stocking rates
- sustainability
- Economic Aspects
- grazing
- savanna
- rangeland condition
- management
- rainfall
- indigenous encroaching species
- animal production
- modelling
- plant production
- 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 RecordTermites are estimated to contribute between 60;5 and 19% of the global methane (CH4) emissions. These estimates have large uncertainties because of the limited number of field-based studies and…Publication Date 2011
- Termites
- savanna
- Diurnal CH4 flux
- Seasonal CH4 flux
- Mound temperature
- Mound water content
- greenhouse gases
- insects
- November 2012
- Northern Territory
- Australia
- 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 ingression of woody plants into savannas, known as bush or shrub encroachment, has become a global concern. Fire has been acknowledged as a key factor in managing woody vegetation in savannas.…Publication Date 2014
- Bush encroachment
- savanna
- fire
- management
- grasslands
- old fields
- herbivores
- fire ecology
- Aulendorf
- Baden-Württemberg
- Germany
- 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 RecordAn essential characteristic of savannas is the presence of two main plant functional types: grasses and trees. The tree “grass coexistence in savannas is expected to be stabilised either…Publication Date 2011
- Brownian motion
- cerrado
- functional groups
- Multivariate analysis of variance
- Rate-variable birth-death model
- Tree-grass coexistence
- plant functional traits
- savanna
- Ecosystem function
- Brazil
- South America
- Library Collection RecordThe savannah of central Brazil occupies 208 million ha, of which about 54 million ha have been converted to cultivated pasture. The aim of this study was to provide the dynamics of evapotranspiration…Publication Date 2011
- savanna
- pasture
- evapotranspiration
- rainfall
- plant production
- Brachiaria brizantha
- Cerrado biome
- eddy covariance
- decoupling factor
- Brazil
- South America
- Library Collection Record1. While previous studies have demonstrated rapid evolution in introduced plants and animals, most focus on single species. They are therefore unable to show whether these are special cases, or if…Publication Date 2011
- Alien invasive species
- exotic plant
- herbarium specimen
- invasion ecology
- leaf area
- leaf mass per area
- leaf shape
- morphological change
- plant height
- New South Wales
- Australia
- Library Collection RecordStudies of facilitative interactions as drivers of plant richness along environmental gradients often assume the existence of an overarching stress gradient that equally affects the performance of…Publication Date 2011
- Competitive exclusion model
- Niche expansion
- Niche segregation
- plant-plant interactions
- Richness-biomass relationship
- Stress-gradient hypothesis
- species diversity
- ecosystem ecology
- rainfall
- Spain
- Australia
- Library Collection RecordAlthough forest and savanna biomes predominate in tropics regions, the factors that control their distribution remain unclear. South American savannas occur in regions that are considered warm and…Publication Date 2014
- Brazilian savanna
- delayed germination
- fire
- High Temperature
- seed moisture content
- water deficit
- savanna
- germination
- seeds
- fire ecology
- water
- temperature
- Brazil
- Library Collection RecordA 2-year whole-farm study compared pasture-based systems increasing milk production per ha by increasing either stocking rate (from 2·5 to 3·8 cows/ha) or milk yield per cow (from 6000 to 9000 kg/…Publication Date 2011
- management
- economics
- milk yield
- stocking rate
- pasture
- grazing
- dairy cows
- dairy farm
- Australia
- Library Collection RecordSavannas are ecosystems characterized by the coexistence of woody species (trees and bushes) and grasses. Given that savanna characteristics are mainly formed from competition, herbivory, fire,…Publication Date 2009
- Spatially explicit
- soil moisture
- Cyclical transition
- Arid
- Mesic
- spatial autocorrelation
- shrub invasion
- Vegetation cycles
- Tree
- Bush
- grasslands
- savanna
- modelling
- vegetation dynamics
- animal impact
- fire ecology
- Soil Condition
- rainfall
- Library Collection RecordDespite the widespread recognition that disturbance by livestock affects multiple indices of landscape health, few studies have examined their effects on both biotic and abiotic processes. We…Publication Date 2011
- disturbance
- grazing gradient
- landscape function
- overgrazing
- plant diversity
- reptiles
- grazing
- livestock
- soils
- ecosystem ecology
- rangelands
- Australia
- Library Collection RecordTree canopies can change soil environments. Our study looked at soils 10%, 50%, 100% and 150% the distance from tree trunk to canopy edge of leguminous sabiá (Mimosa caesalpiniifolia Benth.) and…Publication Date 2014
- savanna
- soil
- trees
- Pernambuco State
- north-east Brazil
- Library Collection RecordThis paper represents a collaboration by conservation practitioners, ecologists, and climate change scientists to provide specific guidance on local and regional adaptation strategies to climate…Publication Date 2011
- climate change
- savanna
- conservation ecology
- climate change
- management
- planning
- restoration ecology
- Pacific Northwest
- USA
- Library Collection RecordQuestions How do recent patterns of drought-induced woody plant mortality in Texas semi-arid savanna compare to the extended drought of the 1950s? Does the relative composition of the woody plant…Publication Date 2014
- climate change
- climatic variability
- dieback
- Flash drought
- grazing
- Juniperus
- Legacy effect
- rangelands
- scale
- State transition
- Vegetation Change
- woody encroachment
- drought
- savanna
- indigenous encroaching species
- grazing
- Texas
- USA
- Library Collection RecordThe use of surrogates for biodiversity is a practical tool to improve the cost effectiveness of regional conservation planning. However, there is still much uncertainty about the biological…Publication Date 2011
- disjunction
- ecological barriers
- Mitchell Landscapes
- regional conservation
- Surrogate
- biodiversity
- conservation
- management
- Australia
- Library Collection RecordMany mechanisms have been suggested to explain the coexistence of woody species and grasses in savannas. However, evidence from field studies and simulation models has been mixed. Patch dynamics is a…Publication Date 2009
- Cyclical succession
- Spatiotemporal scales
- competition
- simulation models
- shrub encroachment
- Mosaic cycles
- Woody Species
- shrubs
- grasses
- savanna
- grasslands
- vegetation dynamics
- ecology
- modelling
- rainfall
- Library Collection RecordThe conservation values of old-growth forests in landscapes subject to repeated disturbance by fire or logging have received considerable conservation attention. However, little is known of the…Publication Date 2011
- ant biodiversity
- Fire exclusion
- fire management
- old-growth forest
- Territory Wildlife Parkfire ecology
- conservation
- management
- fire ecology
- savanna
- invertebrates
- Ants
- Australia
- Library Collection RecordQuestions: Can prescribed fire restore C4 perennial grasses in grassland ecosystems that have become dominated by fire-resistant C3 shrubs (Prosopis glandulosa) and C3 grasses? Do fires in different…Publication Date 2010
- burning
- fire ecology
- Herbaceous composition
- mesquite
- prescribed fires
- savanna
- species diversity
- woody plant
- restoration ecology
- fire ecology
- management
- grasslands
- ecosystem ecology
- C4 grasses
- Texas
- USA
- Library Collection RecordThe intake of forage grasses by grazing ruminants is closely related to the mechanical fracture properties of grasses. The relationship between the tensile fracture properties of grasses and foraging…Publication Date 2011
- forage quality
- grazing
- foraging ecololgy
- tropical grass
- tensile fracture
- tiller development
- Stem
- Leaf
- toughness
- Phenological Stage
- Townsville
- Australia
- Library Collection RecordAnts are considered an important faunal group for the functioning of arid rangelands, they have a long history of use for environmental monitoring, and exhibit four global patterns in grazing lands…Publication Date 2011
- biodiversity
- Bioindicator
- chenopod shrubland
- disturbance
- Formicidae
- grazing impacts
- Mulga
- piosphere
- Ants
- invertebrates
- rangelands
- monitoring
- grazing
- management
- restoration ecology
- Australia
- Library Collection Record1. We discuss a simple implicit-space model for the competition of trees and grasses in an idealized savanna environment. The model represents patch occupancy dynamics within the habitat and…Publication Date 2010
- modelling
- grasses
- ecosystem ecology
- vegetation dynamics
- demographic structure
- fire
- multiple stable states
- savanna
- stable and unstable species coexistence
- stochastic disturbance
- tree seedlings
- Library Collection Record1. Clonal plants benefit from the ability to translocate resources among interconnected ramets to colonize heterogeneous habitats. Clonal integration affects the resource level and morphological…Publication Date 2010
- Alien invasive species
- ecosystem ecology
- Alternanthera philoxeroides
- Biological invasion
- chlorophyll
- nitrogen
- photosynthesis
- photosynthetic acclimation
- Phyla canescens
- physiological integration
- respiration
- Translocation
- Queensland
- Australia
- Library Collection RecordFifteen native and common exotic herbaceous species from four functional groups (C4 grass, C3 grass, chamaephyte and hemicryptophyte) occurring within remnant and revegetated grassland and grassy…Publication Date 2014
- arbuscular mycorrhizal fungi
- ecological restoration
- grasslands
- grassy woodlands
- revegetation
- restoration ecology
- seeds
- Victoria
- Australia
- Library Collection RecordThe exclusion of regular fire and the introduction of livestock grazing have altered native grassland composition on Victoria's volcanic plains, commonly resulting in spear-grass and wallaby-…Publication Date 2014
- natural temperate grassland of the Victorian volcanic plains
- stable states
- transition
- fire ecology
- restoration ecology
- grazing
- grasslands
- indigenous encroaching species
- Victoria
- Australia
- Library Collection RecordIn obligate seeding species, the germination niche is crucial for colonization and population survival. It is a high-risk phase in a plant's life cycle, and is directly regulated by temperature…Publication Date 2011
- climate change
- germination niche
- seed germination
- south-west Australia
- temperature gradient plate
- vulnerability
- management
- Australia
- Library Collection RecordEcological patterns and processes are highly scale-dependent, but few studies have used standardized methodology to examine how scale dependency varies across continents. This paper examines scale…Publication Date 2011
- beta diversity
- biogeography
- community structure
- Formicidae
- scale dependency
- Ants
- invertebrates
- savanna
- ecosystem ecology
- Australia
- Brazil
- Library Collection RecordBackground: There have been few quantitative observations of the attributes of native animal paths and no studies of their variation between vegetation types. These paths may be important in…Publication Date 2010
- Phytosociology
- vegetation dynamics
- data analysis
- species richness
- ecosystem ecology
- animal impact
- Tasmania
- Australia
- Library Collection RecordThe outcome of plant-plant interactions depends on environmental (e.g. grazing and climatic conditions) and species-specific attributes (e.g. life strategy and dispersal mode of the species involved…Publication Date 2012
- competition
- diversity
- facilitation
- Open woodland
- Stress-gradient hypothesis
- species richness
- drylands
- grazing
- rainfall
- Species Specificity
- community analysis
- vegetation dynamics
- Australia
- Library Collection Record"Caring for country" is a term used to describe the complex spiritual affiliation that encompasses the rights and responsibilities that Aboriginal Australians have with their land. It…Publication Date 2012
- Aboriginal
- culture
- environmental services
- Livelihoods
- Northern Territory
- Australia
- Library Collection RecordThere is little direct evidence about the business model used by the legendary cattle king, Sir Sidney Kidman. Kidman's properties were invariably stocked at less than full capacity, and were…Publication Date 2012
- adaptation
- climate change
- diversification
- drought
- rangelands
- real options
- market risk
- Australia
- Library Collection RecordThe invasion of exotic plants into savanna ecosystems can disrupt the natural pattern of vegetation. Indian couch Bothriochloa pertusa was introduced into Australia as a species for rehabilitation of…Publication Date 2012
- biodiversity conservation
- Bothriochloa
- drought
- grazing pressure
- tropical weed ecology
- Australia
- Library Collection RecordGrazing by domestic livestock is one of the most widespread uses of the rangelands of Australia. There is limited information on the effects of grazing by domestic livestock on the vertebrate fauna…Publication Date 2012
- conservation biology
- grazing management
- Savanna ecology
- wildlife ecology
- Australia