Rangeland Ecology & Management
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- Library Collection RecordA thorough understanding of the behavior of fire in grasslands is critical to the minimization of the impact of fires on agricultural and pastoral land as well as the successful management of the…Publication Date 2010
- fire
- grasslands
- management
- species richness
- climate change
- fire ecology
- agriculture
- pastoralism
- southern Africa
- Library Collection RecordThe project was initiated by Eastern Cape Parks (ECP) as a request for the construction of inventories of priority species and their population levels inside three nature reserves on the Eastern Cape…Publication Date 2010
- Plant diversity conservation
- South Africa
- Eastern Cape
- Rare plants
- Population viability analysis
- biodiversity
- Plant conservation
- Conservation of Natural Resources
- Human-plant relationships
- socio-economic aspects
- conservation
- Nature reserves
- subsistence agriculture
- management
- grasslands
- southern Africa
- Library Collection RecordKnowledge is poor of how fertilization affects birds in grasslands. We investigated the impact on birds of abandoned pastoral settlements that historically received very high levels of livestock dung…Publication Date 2010
- Diptera
- fertilization
- Insectivorous birds
- Masai Mara
- Pitfall traps
- Sweep netting
- birds
- Abandoned lands
- grasslands
- invertebrates
- fertilizer
- Kenya
- Africa
- Library Collection RecordGrasslands in South Africa have been extensively transformed and fragmented, but are poorly protected. Commercial afforestation poses a particular threat to grassland biodiversity because areas…Publication Date 2010
- Ecological network
- connectivity
- fragmentation
- agroforestry
- Grassland bird conservation
- grasslands
- conservation
- birds
- fire
- management
- ecosystem ecology
- South Africa
- Library Collection Record1. Life table response experiment (LTRE) analyses have been widely used to examine the sources of differences in the long-term deterministic growth rate (r = log ?) of stage-structured populations…Publication Date 2010
- Anthyllis vulneraria
- climate change
- life table response experiment (LTRE)
- population growth
- stochastic elasticities
- vegetation dynamics
- fertility
- plant production
- soil depth
- grasslands
- Library Collection RecordHere we describe the fine root distribution of trees and grasses relative to soil nitrogen and water profiles. The primary objective is to improve our understanding of edaphic processes influencing…Publication Date 2010
- nitrogen
- root biomass
- savanna
- Trees and grasses
- water
- [delta]13C
- [delta]15N
- soils
- grasslands
- ecology
- ecosystem dynamics
- soil nutrition
- Kruger National Park
- South Africa
- Library Collection RecordSouthern African savannas are mixed plant communities where C3 trees co-exist with C4 grasses. Here foliar ?15N and ?13C were used as indicators of nitrogen uptake and of water use efficiency to…Publication Date 2010
- stable isotopes
- soil nitrogen
- soil carbon
- aridity
- C3 plants
- C4 plants
- savanna
- Soil Condition
- grasslands
- water use efficiency
- rainfall
- plant autecology
- palaeobotany
- Africa
- 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 RecordProductivity and mortality of grass plants following drought may be controlled by interactions between defoliation and severity of the drought. Prudent grassland management might mitigate deleterious…Publication Date 2010
- fodder production
- rehabilitation
- tradeoff
- water stress
- drought
- grazing
- grasslands
- management
- plant production
- KwaZulu-Natal
- South Africa
- Library Collection RecordGrazing with livestock is a common feature of nature and rangeland management. Although both aim at different, seemingly opposing goals, i.e. maintenance of biodiversity values versus maximization of…Publication Date 2010
- grazing capacity
- model
- Nature conservation management
- forage
- livestock
- forage quality
- conservation
- management
- biodiversity
- animal production
- grazing
- grasslands
- soils
- erosion
- animal nutrition
- Forage Quantity
- modelling
- Library Collection RecordAtmospheric CO2 has more than doubled since the last glacial maximum (LGM) and could double again within this century, largely due to anthropogenic activity. It has been suggested that low [CO2]…Publication Date 2010
- elevated CO2
- fire
- Last Glacial Maximum
- Root
- savanna
- starch
- carbon dioxide
- climate change
- grasslands
- fire ecology
- elevated CO2
- management
- plant autecology
- plant community ecology
- plant production
- Africa
- Library Collection RecordInvasive plants have invaded swathes of grasslands in Lake Nakuru National Park thus necessitating the Park management to institute measures to control them. Despite this, information on the status…Publication Date 2010
- biomass
- crude protein
- density
- forage
- grasslands
- invasive plants
- management
- ecosystem ecology
- Forage Quantity
- forage quality
- Kenya
- Africa
- Library Collection RecordSoil restoration is a means of combating desertification in semi-arid and arid parts of the world. There, vast areas of the cropped soil degrade, particularly because of the loss of organic matter.…Publication Date 2010
- carbon sequestration
- grasslands
- pasture management
- soil organic carbon
- management
- restoration ecology
- soils
- degradation
- South Africa
- Library Collection RecordLand used for agricultural production can contribute significantly to greenhouse gas (GHG) emissions; however, there is very little information on the role of management and land use change in…Publication Date 2010
- management
- climate change
- carbon dioxide
- greenhouse gases
- grasslands
- pasture management
- Africa
- Library Collection Record1. Grazing lawns are short grassland areas where intense grazing maintains grass in an early growth stage. These areas represent a source of high-quality forage for herbivores. However, as herbivores…Publication Date 2010
- grazing
- grasslands
- management
- plant production
- savanna
- vegetation dynamics
- climatic variability
- continuous stocking
- grazing systems
- intensively managed grasslands
- large herbivores
- primary production
- rainfall
- white rhino
- South Africa
- Library Collection RecordAbstract Woody plant increase in grassy biomes has been widely reported over the last century. Increases have been attributed to local drivers associated with land use change, such as heavy grazing…Publication Date 2010
- biome switch
- global drivers
- land use practices
- local drivers
- thicket expansion
- indigenous encroaching species
- grasslands
- grazing
- fire ecology
- carbon dioxide
- Aerial Photographs
- land use
- conservation
- commercial agriculture
- communal farming
- stocking rates
- South Africa
- Library Collection RecordThe Grassland Biome is currently one of the most threatened biomes in South Africa and is in dire need of a biomonitoring protocol. The components of ecological integrity in these ecosystems are,…Publication Date 2009
- Ecological Index value
- ecological integrity
- functional feeding groups
- insects
- SAGraSS method
- grasslands
- monitoring
- rangeland condition
- South Africa
- Library Collection RecordThe soil moisture regime may affect dormancy of seeds and their sensitivity to signals that promote germination. We studied the effect of moisture regime on the sensitivity to light of dormant Bromus…Publication Date 2009
- seeds
- germination
- plant autecology
- grasslands
- soil moisture
- Library Collection RecordOn rangelands, uneven or unmanaged livestock distribution can adversely affect plant community composition, riparian function, or displace wildlife. These issues have historic precedents and are…Publication Date 2009
- range management
- grazing behaviour
- forage selection
- standing crop
- management
- grasslands
- plant production
- forage quality
- cattle
- grazing
- Burns
- Oregon
- USA
- Library Collection RecordSpecies possess characteristics that are considered adapted to burning and these allow them to outcompete species and dominate in fire prone environments. It has therefore been proposed that fire…Publication Date 2009
- photosynthesis
- Carbon metabolism
- grasses
- Effect of fires on plants
- grasslands
- fire ecology
- drought
- southern Africa
- Library Collection RecordThis study looks at the impact of subdivision and sedentarization of pastoral lands on wildlife numbers and production in a savanna ecosystem of southern Kenya. The study uses aerial counts over a…Publication Date 2009
- land fragmentation
- rangelands
- Maasai
- settlement
- conservation
- land reform
- land use
- savanna
- ecosystem dynamics
- ecosystem ecology
- wildlife
- management
- grazing
- grasslands
- socio-economic aspects
- Kenya
- Africa
- Library Collection RecordSouth Africa's moist grassland harbours globally significant biodiversity, supplies essential ecosystem services, supports crop and livestock agriculture, forestry and settlement, yet is poorly…Publication Date 2009
- agriculture
- animals
- biodiversity
- birds
- climate
- Conservation of Natural Resources
- crops
- Agricultural/growth & development
- ecosystem
- environment
- forestry
- insects
- mammals
- Poaceae
- Soil/analysis
- grasslands
- land use
- conservation
- management
- landscape ecology
- South Africa
- Library Collection RecordIn this study, we asked the Ariaal herders of northern Kenya to answer 'why, what and how' they classified landscape, and assessed and monitored the biodiversity of 10 km2 of grazing land.…Publication Date 2009
- Anthropogenic indicators
- Ariaal
- biodiversity
- Indigenous knowledge
- Grazing suitability
- landscape classification
- Landscape potential
- traditional knowledge
- pastoralism
- monitoring
- grazing
- grasslands
- land use
- Soil Condition
- livestock
- conservation
- management
- Kenya
- Africa
- Library Collection RecordSummary Evaporation measurements using two Bowen ratio energy balance (BREB) systems in a remote high altitude montane grassland catchment of the Drakensberg Mountains, Cathedral Peak, South Africa…Publication Date 2009
- Bowen ratio
- Data rejection
- Grassland evaporation
- K Method
- Surface-layer scintillometer
- Temperature-variance
- grasslands
- soil moisture
- Cathedral Peak
- South Africa
- Library Collection RecordAbstract Recent IPCC projections suggest that Africa will be subject to particularly severe changes in atmospheric conditions. How the vegetation of Africa and particularly the grassland-savanna-…Publication Date 2009
- adaptive vegetation modelling
- aDGVM
- climate change
- demographic model
- DGVM
- fire
- process-based model
- savanna
- vegetation distribution
- grasslands
- modelling
- fire ecology
- disturbance
- carbon dioxide
- ecosystem ecology
- Africa
- Library Collection RecordThe forest and savanna are already denuded of trees, hence this study focused on grasses, weeds and leaves as a possible source of sustainable, highly renewable replacement for wood as an energy…Publication Date 2009
- forest
- trees
- grasses
- Renewable
- wood
- availability
- sustainability
- grasslands
- Economic Aspects
- Nigeria
- Africa
- Library Collection RecordNo abstract availablePublication Date 2009
- grasslands
- ecology
- Klerksdorp
- South Africa
- Library Collection RecordNo abstract availablePublication Date 2009
- grasslands
- soil nutrients
- nutrition
- Highveld
- South Africa
- Library Collection RecordNo abstract availablePublication Date 2009
- grasslands
- restoration ecology
- KwaZulu-Natal
- South Africa
- Library Collection RecordSouthern African grasslands harbour diverse plant communities, and recent studies have revealed remarkable plant-pollinator interactions in this biome. However, there has been no attempt to study…Publication Date 2009
- Breeding systems
- grassland vegetation
- Mutualistic networks
- Plant-pollinator interactions
- Pollination systems
- grasslands
- insects
- ecology
- birds
- disturbance
- southern Africa
- Library Collection RecordHerbicides have been applied extensively on rangelands to reduce forbs that were considered undesirable, which has been assumed to lead to an increase in grass production and ultimately to an…Publication Date 2009
- biodiversity
- conservation
- average daily gain
- Cattle Performance
- Great Plains
- competition
- invasive species
- mixed prairie
- plant species composition
- vegetation dynamics
- weed control
- Weeds
- herbicides
- grasslands
- plant production
- animal production
- Oklahoma
- USA
- 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 RecordAbstract The advance of exotic tree and shrub species is one of the main threats to conservation of the last relicts of natural grassland in South America; however, control actions in the region are…Publication Date 2009
- control
- Invasive alien species
- Pinus halepensis
- restoration
- grasslands
- South American
- Library Collection RecordLittle is known about the grass species type, composition and nutritive value in the semiarid savannas that sustain most of Swaziland's cattle population through the seven-month-long dry season…Publication Date 2009
- cumulative gas production
- organic matter degradability
- ruminant livestock
- tropical grass species
- nutrition
- cattle
- grasslands
- savanna
- grazing
- soils
- forage quality
- Swaziland
- Africa
- Library Collection RecordThe objective of this study was to clarify whether the changes in percent cover of plant functional types (i.e., life forms and growth forms) along a grazing gradient reflect the livestock number,…Publication Date 2009
- grazing intensity
- plant functional type
- rangeland ecology
- semi-arid
- grazing
- livestock
- management
- sheep
- grasslands
- plant anatomy
- plant autecology
- vegetation dynamics
- Mongolia
- China
- Library Collection RecordGrassland biomass is suitable in numerous ways for producing energy. It is well established as feedstock for biogas production. The aim of this review is to summarize current knowledge on suitability…Publication Date 2009
- grasslands
- bioenergy
- Anaerobic digestion
- Biogas
- management
- greenhouse gases
- Economic Aspects
- climate change
- Germany
- Austria
- Europe
- 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 RecordSeed production, viability, dispersal, predation and seed banks of Themeda triandra were determined to assess the potential of the seeds of this indigenous species in the re-establishment of degraded…Publication Date 2009
- burning
- disturbance
- regeneration
- seeds
- vegetation dynamics
- grasslands
- seed banks
- degradation
- restoration ecology
- fire ecology
- South Africa
- Library Collection RecordThis paper describes a procedure for evaluating the desertification risk in threatened areas. The procedure is based on an eight-equation dynamic model of a generic human-resource system that can be…Publication Date 2008
- Desertification risk
- System Dynamics
- Alternative long-term states
- desertification
- modelling
- management
- grasslands
- sustainability
- land use
- Africa
- Library Collection RecordSolanum mauritianum Scopoli (Solanaceae; 'bugweed') is a major weed of natural vegetation and plantations in the eastern higher rainfall regions of South Africa. This study assessed the…Publication Date 2008
- Ecosystem repair
- integrated control
- non-native species
- restoration ecology
- weed management
- Working for Water
- Alien invasive species
- ecosystem ecology
- hydrology
- grasslands
- savanna
- herbicides
- seed banks
- germination
- Africa
- Library Collection RecordNo abstract availablePublication Date 2008
- conservation
- management
- ecosystem dynamics
- grasslands
- Africa
- Library Collection RecordWithin the Kyoto Protocol, the clean development mechanism (CDM) is an instrument intended to reduce greenhouse gas emissions, while assisting developing countries in achieving sustainable…Publication Date 2008
- climate change
- afforestation
- reforestation
- land use
- Spatial modeling
- trees
- forests
- carbon
- CDM-AR
- land use change
- greenhouse gases
- Sustainable development
- socio-economic aspects
- Carbon Sink
- grasslands
- savanna
- food security
- Africa
- Library Collection RecordNo abstract availablePublication Date 2008
- biodiversity
- grasslands
- Alien invasive species
- Africa
- Library Collection RecordThe impacts of invasive alien plants (IAP) and their subsequent clearing by the Working for Water Programme (WfW) on (a) overstorey (woody plant) vegetation structure, (b) invasion intensity (…Publication Date 2008
- biological invasions
- Ecosystem repair
- grasslands
- Overstorey aerial cover
- restoration ecology
- savannas
- Africa
- Library Collection RecordSummary * 1Demographic processes, particularly the recruitment of seedlings, are critical to the long-term survival and re-establishment of plant populations. In many perennial grasslands successful…Publication Date 2008
- demography
- emergence
- full factorial experiment
- intraspecific competition
- irrigation
- recruitment limitation
- seed addition
- seedling survival
- semi-arid savanna
- Stipagrostis uniplumis
- grasslands
- fire ecology
- seeds
- ecosystem ecology
- vegetation dynamics
- germination
- Africa
- Library Collection RecordAbstract Question: Do anthropogenic activities facilitate the distribution of exotic plants along steep altitudinal gradients? Location: Sani Pass road, Grassland biome, South Africa. Methods: On…Publication Date 2008
- Alien
- dispersal
- disturbance
- Gradient analysis
- grasslands
- Multivariate
- spatial analysis
- transect
- Germishuizen & Meyer (2003)
- Alien invasive species
- rehabilitation
- restoration ecology
- management
- biodiversity
- seed banks
- vegetation dynamics
- Africa
- Library Collection Record
147 Savanna
Savannas are characterized by the coexistence of trees and grasses and occur largely in the seasonal tropics between the equatorial rainforests and mid-latitude desert ecosystems. This article…Publication Date 2008- climate change
- Deciduous
- Evergreen
- fire
- grazing
- herbivory
- phenology
- Seasonal tropics
- soils
- Tree and grass competition
- savanna
- ecology
- animal impact
- grasslands
- rainfall
- southern Africa
- Library Collection RecordSummary 10.1002/9780470698716.ch20.abs This chapter contains section titled: * Early Grassland Soils * How did Grasslands Arise? * Evolutionary ProcessesPublication Date 2008
- dry continental interiors
- advent of grasses
- urine-impregnated middens
- plant fossils
- ancient aridland ecosystems
- grasslands
- palaeobotany
- ecosystem ecology
- southern Africa
- Library Collection RecordThe use of fire in the management of grassland is a common rangeland practice in South Africa. This portends ecological implication for the sustainability of the savannah rangelands as a system. A…Publication Date 2008
- fire ecology
- management
- savanna
- grasslands
- rangelands
- Soil Condition
- plant production
- Africa
- Library Collection RecordAssessing plant nutrient limitation is a fundamental part of understanding grassland dynamics. The ratio of concentrations of nitrogen (N) and phosphorus (P) in vegetation has been proposed as an…Publication Date 2008
- co-limitation
- ecosystem management
- grasslands
- Kruger National Park
- nitrogen (N)
- phosphorus (P)
- stoichiometry
- soils
- Plant Productivity
- Africa