Rangeland Ecology & Management
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- Library Collection RecordOn the Ground • Rangeland managers actively focus on the potential to induce a shift in a site to an alternative state, but predicted changes in climate, particularly the likelihood of more extreme…Publication Date 2016-12-01
- drought
- state and transition
- grassland
- shrubland
- woodland
- savanna
- Library Collection RecordWoody plant encroachment is frequent in dry savannas. Grazing is often considered to be a major cause of encroachment in dry savannas because grasses are removed by livestock, leaving bare areas for…Publication Date 2014
- Bush encroachment
- savanna
- grazing
- fire
- rainfall
- climate change
- management
- Kimberley area
- Northern Cape
- South Africa
- Library Collection RecordIn the Mopane Bushveld, Colophospermum mopane is viewed as a threat due to its ability to suppress the herbaceous layer. The objective of this study was to investigate the re-establishment of C.…Publication Date 2014
- Bush encroachment
- restoration ecology
- savanna
- management
- fodder production
- browsing
- soil nutrients
- Africa
- Library Collection RecordAn online decision support system derived from research and expert knowledge was developed for arid rangeland management in central Namibia. The expert system emphasises the control of bush…Publication Date 2014
- Bush encroachment
- decision support systems
- rangeland management
- rainfall
- savanna
- restoration ecology
- photographs
- Namibia
- 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 RecordBrowsing herbivores are generally highly selective feeders, selecting for new shoots and young plant material. Determinations of browser carrying capacity are then greatly inflated when based on…Publication Date 2014
- savanna
- browsing
- grazing
- game
- wildlife
- conservation
- carrying capacity
- climate
- soil
- rainfall
- modelling
- plant production
- management
- Zululand region
- KwaZulu-Natal
- South Africa
- Library Collection RecordWith the rapid expansion of wildlife ranching and conservation in South African savannas and the resultant increase in multi-species grazing and browsing systems, information on browse production…Publication Date 2014
- savanna
- browsing
- grazing
- game
- wildlife
- conservation
- carrying capacity
- climate
- soil
- rainfall
- South Africa
- Library Collection RecordThe quality of the landscape is declining in many grassland and savanna areas of Africa as a consequence of woody plant encroachment. We investigated the changes in vegetation at selected sites on…Publication Date 2014
- Vegetation Change
- grasslands
- savanna
- degradation
- Bush encroachment
- land use
- soils
- rainfall
- temperature
- climate change
- carbon dioxide
- KwaZulu-Natal
- South Africa
- 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 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 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 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 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 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 RecordThe interaction, both above and belowground, between tree saplings and the surrounding grass sward is dependent on solar radiation, temperature, rainfall, soil depth, tree species and sward…Publication Date 2014
- vegetation dynamics
- encroachment
- management
- Aboveground competition
- belowground competition
- Bush encroachment
- savanna
- soil depth
- Ukulinga Research Farm
- Pietermaritzburg
- South Africa
- Library Collection RecordQuestion The co-existence of woody plants and grasses characterize savannas, with the horizontal and vertical spatial arrangement of trees creating a heterogeneous biotic environment. To understand…Publication Date 2014
- Carnegie Airborne Observatory
- heterogeneity
- LiDAR
- Object-based image classification
- vegetation structure
- woody vegetation
- savanna
- remote sensing
- biodiversity
- conservation
- mapping
- management
- monitoring
- vegetation analysis
- Sabi Sand Wildtuin and Kruger National Park
- Mpumalanga province
- South Africa
- Library Collection RecordIn the savanna rangelands of southern Africa, the debate about land reform tends to be about the redistribution of formerly freehold ranches and fencing-off the rangeland commons into ranches for…Publication Date 2013
- savanna
- rangelands
- management
- land reform
- communal farming
- sustainability
- policies
- socio-economic aspects
- 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 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 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 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 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 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 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 RecordFire and herbivory are the main disturbances shaping the structure of savannas. In these ecosystems, the key strategies by which woody plants escape fire are either early height growth (the lanky…Publication Date 2013
- African savannas
- bark thickness
- cerrado
- consumer control
- disturbance regime
- fire intensity
- fire-escape strategies
- herbivory
- plant development and life-history traits
- tree height
- savanna
- fire ecology
- Africa
- 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 RecordThis study examined the awareness and adaptation to climate change among farmers in the Sahel savanna agro-ecological zone of Borno State, Nigeria. Data for the study were collected from 225…Publication Date 2012
- climate change
- adaptation
- extension agent
- farmers
- savanna
- household income studies
- socio-economic aspects
- Borno State
- Nigeria
- North Africa
- Library Collection RecordWhat underlies species distribution and species coexistence has long been of key interest in community ecology. Several methods and theories have been used to address this question. However, it still…Publication Date 2012
- ecosystem ecology
- grasslands
- national park
- conservation
- management
- community ecology
- savanna
- Kruger National Park
- South Africa
- Library Collection RecordBush encroachment is a vegetation dynamic of global interest. This study describes the pattern of succession of bush clumps in the Eastern Cape, South Africa, using a space-for-time substitution.…Publication Date 2012
- Acacia karroo
- Bush encroachment
- plant diversity
- savanna
- woody invasion
- Eastern Cape
- South Africa
- Library Collection RecordThe vegetation of Malilangwe Wildlife Reserve in Zimbabwe (39 378 ha) was classified and mapped in 2003 using an integrated approach of ground-based measurement and remote sensing. Environmental…Publication Date 2012
- classification
- GIS
- plant community ecology
- remote sensing
- savanna
- Zimbabwe
- Library Collection RecordTermites and large herbivores affect African savanna plant communities. Both functional groups are also important for nutrient redistribution across the landscape. We conducted an experiment to study…Publication Date 2012
- beta diversity
- disturbance
- Lake Mburo National Park
- Uganda
- large mammals
- nutrient levels
- savanna
- Termitaria
- Africa
- Library Collection RecordQuestions Do Acacia tortilis trees facilitate herbaceous species development under arid conditions? Do tree–herb interactions change with water stress and grazing intensity? Location National Park…Publication Date 2012
- Arid Areas
- Acacia tortilis subsp. raddiana
- grazing
- Herb composition
- microclimate
- Soil enrichment
- water stress
- water availability
- savanna
- drought
- rainfall
- ecosystem ecology
- North Africa
- Library Collection RecordFire is a process that shapes the structure and composition of vegetation in many regions. Species in these regions have presumably evolved life-history strategies that allow success in fire-prone…Publication Date 2012
- determinants of plant community diversity and structure
- fire
- growth
- plant functional traits
- savanna
- shifts in abundance
- topkill
- South Africa
- Library Collection Record1.?Treeless grasslands with climates that can support tree growth are common in upland regions around the world. In South Africa, the upland grasslands are adjacent to lowland savannas in many areas…Publication Date 2012
- savanna
- grasslands
- ecosystem ecology
- fire ecology
- day-length
- determinants of plant community diversity and structure
- fire
- frost
- growth rate
- savanna tree phenology
- temperature
- South Africa
- Library Collection RecordIncreasing nitrogen (N) deposition and changing precipitation patterns in Neotropical savannas could alter plant growth, reproduction, and nutrients by altering soil nutrient and water availability.…Publication Date 2012
- bunchgrass
- cerrado
- Loudetiopsis chrysothrix
- nitrogen enrichment
- phosphorus
- precipitation change
- savanna
- soil fertility
- Tristachya leiostachya
- Brazil
- Library Collection RecordThis paper documents the effects of fire on grass-layer invertebrates in tropical savannas of the Kimberley region of north-western Australia, in the context of resource availability for consumers.…Publication Date 2012
- fire ecology
- invertebrates
- Kimberley
- savanna
- conservation
- management
- Australia
- Library Collection RecordSavanna burning for greenhouse gas abatement presents an opportunity for remote Aboriginal communities of northern Australia to engage with the mainstream economy while fulfilling cultural…Publication Date 2012
- carbon sequestration
- fire
- Methane
- nitrous oxide
- Northern Australia
- Tiwi Islands
- savanna
- greenhouse gases
- climate change
- management
- carbon dioxide
- Australia
- Library Collection RecordThe structure of tropical savanna ecosystems is influenced by fire frequency and intensity. There is particular interest in the extent to which long-term fire exclusion can result in a shift from…Publication Date 2012
- Biome shift
- fire
- fire behaviour
- resprout
- savanna
- tropical woodland
- woody thickening
- Australia
- Library Collection RecordThe interactions between vegetation dynamics, fuel dynamics and fire hazard in rehabilitation after bauxite mining at Gove, Northern Territory, Australia were investigated. It was found that a policy…Publication Date 2012
- fire
- fuel
- minesite
- rehabilitation
- savanna
- fire ecology
- management
- restoration ecology
- mine rehabilitation
- Nhulunbuy
- Northern Territory
- Australia
- Library Collection RecordThe higher flammability of tropical savanna, compared with forest, plays a critical role in mediating vegetation-environment feedbacks, alternate stable states, and ultimately, the distribution of…Publication Date 2012
- C4 grass
- cerrado
- fire behaviour
- fire intensity
- positive feedback
- savanna
- fire ecology
- wind speed
- air temperature
- environmental variables
- Brazil
- 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 RecordThe widespread provision of water points in protected areas in semi-arid savannas has supported associated increases in cumulative grazing pressure. This study addresses the management implications…Publication Date 2011
- water
- piosphere
- management
- savanna
- grazing
- nature reserve
- ecosystem ecology
- southern Africa
- Library Collection RecordThe Savanna biome covers around 60% of sub-Saharan Africa. The goods and services it provides are utilised and often depended upon by rural communities, commercial farmers and managers of…Publication Date 2011
- remote sensing
- Savanna ecology
- biomass
- spatial ecology
- spatial analysis
- plant biomass
- remote sensing
- fire ecology
- management
- MODIS
- Nature reserves
- savanna
- mapping
- southern Africa
- Library Collection RecordThe 28-month study assessed the impacts of five syntopic medium-sized mammalian browsers and one fire event in a woodland savanna in the Matobo Hills, Zimbabwe. Aspects of herbivory, mechanical…Publication Date 2011
- antelopes
- Zimbabwe
- Duikers
- Bushbuck
- kudu
- seed dispersal
- grazing
- ecosystem ecology
- fire ecology
- savanna
- nutrients
- game plant production
- germination
- southern Africa
- Library Collection RecordIn the past few years, African medicinal plants have received considerable attention, and it has been lamented that the documentation of the continent's species that are used in traditional…Publication Date 2011
- medicinal plants
- rangelands
- savanna
- grasslands
- Ethnobotany
- southern Africa
- Library Collection Record1. Scaling theory predicts that organisms respond to different scales of resource patchiness in relation to their own size. We tested the hypothesis that the scale of nutrient patchiness mediates…Publication Date 2011
- savanna
- grassland
- ecosystem ecology
- soil nutrients
- fertiliser
- rainfall
- determinants of plant community diversity and structure
- Herbaceous
- heterogeneity
- mopane
- nitrogen
- phosphorous
- soil fertility
- water availability
- woodland
- Klaserie Private Nature Reserve
- South Africa
- 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 RecordEnumeration of carbon stocks at benchmark sites is a necessary activity in assessing the potential carbon sequestration and possible generation of credits through restoration of intensively impacted…Publication Date 2011
- allometry
- basal area
- biomass
- carbon
- Lowveld
- savanna
- Mesophyllous
- Microphyllous
- rainfall gradient
- volume
- carbon sequestration
- restoration
- rainfall
- South Africa
- 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 Record1. Ecological edges (zones separating ecosystems or land cover types) can function as active boundaries, unique habitats and dynamic transition zones. Abiotic factors, species and species…Publication Date 2011
- savanna
- ecosystem structure
- Ecosystem function
- edge effects
- grazing
- cattle
- Acacia drepanolobium
- boma
- continuous response function
- Crematogaster
- edge depth
- habitat fragmentation
- multiple edges
- Tetraponera penzigi
- Laikipia
- Kenya
- Africa