Rangeland Ecology & Management
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Displaying 201 - 250 of 1673 results
- Library Collection RecordAbstract: Soil respiration is the major source of CO2 flux to the atmosphere in terrestrial systems.In tropical rangeland ecosystems disturbance regimes, such as cattle grazing and fire, impact soil…Publication Date 2012
- soil temperature
- soil moisture
- woodlands
- grasslands
- CO2
- Australia
- Library Collection RecordAbstract Mesquite (Prosopis spp.) is a Weed of National Significance and is declared in New South Wales under the Noxious Weeds Act 1993 (Class 2). Infestations of mesquite occur in far western…Publication Date 2012
- Australia
- community
- management
- mesquite
- Library Collection RecordAbstract: North Queensland coastal wetlands have been severely degraded by the Weeds of National Significance (WoNS), Hymenachne amplexicaulis (Olive hymenachne) with lesser impacts by Salvinia…Publication Date 2012
- rehabilitation
- management
- herbicides
- Australia
- Nywaigi
- Library Collection RecordNo abstract is available for this article.Publication Date 2012
- climate change
- management
- conservation
- Library Collection RecordFeatures Discusses the history of the disconnect and methods of strengthening ties between wildlife research and management Examines the disconnect from an institutional perspective - including…Publication Date 2012
- management
- game
- ecosystem ecology
- grasslands
- rangelands
- Library Collection RecordThe uptake of airborne laser scanned (ALS) data (commonly known as airborne lidar) for heritage landscape assessment has grown rapidly in the past decade as data have become increasingly available.…Publication Date 2012
- Airborne laser scanned
- archaeology
- LiDAR
- remote sensing
- terrain model
- visualization
- management
- remote sensing
- Library Collection RecordIn the last few decades unimproved semi-natural grasslands have been affected by intensification of land use and habitat fragmentation. Because of their biodiversity these species-rich grasslands are…Publication Date 2012
- Rhinanthus minor
- population genetics
- Hemiparasite
- Habitat restoration
- grasslands
- land use
- biodiversity
- conservation
- seeds
- restoration ecology
- Europe
- Library Collection RecordThis paper proposes a broad overview of possible responses to the challenges posed by rangelands to promote discussion on a sustainable future for these vast regions. Rangelands Australia, an…Publication Date 2012
- Indigenous human populations
- Indigenous knowledge
- rangeland communities
- rangeland management
- sustainable livelihoods
- rangelands
- management
- sustainability
- pastoralism
- Nature reserves
- restoration
- Australia
- Library Collection RecordHyparrhenia hirta (L.) Stapf (Coolatai grass) is a summer-active, C4 perennial tussock grass, native to southern Africa and the Mediterranean region, which has invaded areas of native flora in…Publication Date 2012
- Alien species
- Coolatai grass
- disturbance
- establishment
- population dynamics
- Weeds
- seed banks
- germination
- Hyparrhenia hirta
- Alien invasive species
- management
- herbicides
- grasslands
- mowing
- New South Wales
- Australia
- Library Collection RecordThresholds and transitions between vegetation states are accepted components of models of rangeland dynamics. By definition, transitions represent changes from one state to another that are enduring…Publication Date 2012
- alternative states
- range monitoring
- state and transition
- vegetation dynamics
- rangelands
- management
- grasslands
- policies
- Library Collection RecordThis study compared the profitabilities of systems of dairy production based on N-fertilized grass (FN) and grass-white clover (WC) grassland and assessed sensitivity to changing fertilizer N and…Publication Date 2012
- pasture
- Economic Aspects
- grazing
- management
- white clover
- fertilizer N
- grassland
- dairy production
- net margin
- Solohead Research Farm
- Ireland
- Library Collection RecordEffective biodiversity monitoring is critical to evaluate, learn from, and ultimately improve conservation practice. Well conceived, designed and implemented monitoring of biodiversity should: (i)…Publication Date 2012
- Conservation effectiveness
- management intervention
- monitoring
- biodiversity
- National Biodiversity Strategy
- management
- conservation
- policies
- 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 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 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 RecordQuestions (a) What are directions of spontaneous succession; in particular, do target stages (identified as shrubby grassland and semi-natural deciduous woodland) develop, and if so, which species…Publication Date 2012
- Ellenberg indicator values
- Old-fields
- ordination
- restoration
- species richness
- succession
- target species
- grasslands
- Phytosociology
- Library Collection RecordQuestion To what extent is restoration of vegetation in coastal grasslands delayed by accumulation of nutrients after abandonment of traditional management and subsequent reed encroachment? How does…Publication Date 2012
- Boreal Baltic coastal meadows
- Coastal salt marsh
- eutrophication
- grazing
- land-use change
- management
- nutrients
- Restoration success
- Estonia
- Library Collection RecordQuestions What is the overall restoration potential of the persistent soil seed bank of abandoned alvar grassland sites? To what degree does the share of characteristic alvar grassland species in the…Publication Date 2012
- Abandonment
- grassland management
- grazing
- Limestone grassland
- Optimal sampling time
- seed density
- Seed mass
- Semi-natural grassland
- species richness
- Traditional management
- seed bank
- restoration ecology
- grasslands
- Estonia
- Library Collection RecordQuestion European landscapes have long been influenced by intensifying use by humans. Although habitat restoration can reverse this process, it is often limited in scope by socioeconomic constraints…Publication Date 2012
- conservation
- Habitat diversity
- landscape ecology
- management
- Mosaic habitat structure
- Pannonic alkali steppe
- Pannonic loess steppic grassland
- Restoration success
- succession
- Hungary
- Library Collection RecordQuestion In many industrialized countries biodiversity is declining. Although changes in species composition and species richness have been documented for many individual systems, little long-term…Publication Date 2012
- Agricultural intensification
- Agri-environment schemes (AES)
- Floristic value
- Nature reserves
- Nutrient richness
- species richness
- biodiversity
- grasslands
- agriculture
- conservation
- management
- Netherlands
- Library Collection RecordQuestions How does horse or sheep grazing affect species richness, diversity and functional composition of plant communities in sub-Mediterranean grasslands? What are the implications of grazing…Publication Date 2012
- Dominant species control
- Functional plant traits
- Grazing avoidance
- grazing management
- grazing tolerance
- Plant diversity conservation
- grazing
- sheep
- horses
- grasslands
- management
- species richness
- diversity
- Italy
- Library Collection RecordMost results of restoration efforts are species-specific and/or site-specific and therefore are not general enough to be easily applied to other species and other sites. Our research addresses the…Publication Date 2012
- British Columbia
- Bunchgrass prairies
- grasslands
- modelling
- Oregon
- Pacific Northwest
- predictive models
- prairies
- Washington
- Oregon
- Washington
- USA
- British Columbia
- Canada
- Library Collection RecordQuestion Does the below-ground bud bank mediate response to drought in restored grasslands? Location Platte River Valley region of south-central Nebraska, USA. Methods We imposed severe drought for…Publication Date 2012
- below-ground
- climate change
- community
- forb
- grass
- Lag
- meristem
- Plant
- prairie
- Rainfall manipulation
- restoration ecology
- grasslands
- drought
- Nebraska
- USA
- Library Collection RecordThere is much concern that the functioning of ecosystems will be affected by human-induced changes in biodiversity, of which land-use change is the most important driver. However, changes in…Publication Date 2012
- biodiversity
- carbon sequestration
- ecosystem services
- functional diversity
- grasslands
- grazing intensity
- litter decomposition
- long-term experiment
- primary production
- resource availability
- structural equation modeling
- Mackenzie Basin
- South Island
- New Zealand
- Library Collection RecordThe CO2 concentration in Earth's atmosphere may double during this century. Plant responses to such an increase depend strongly on their nitrogen status, but the reasons have been uncertain.…Publication Date 2012
- ecology
- C3
- C4
- climate change
- CO2 acclimation
- Crassulacean acid metabolism (CAM)
- nitrogen
- plant distributions
- grasslands
- carbon dioxide
- climate change
- Library Collection RecordThe effects of exotic species invasions on biodiversity vary with spatial scale, and documentation of local-scale changes in biodiversity following invasion is generally lacking. Coupling long-term…Publication Date 2012
- grasslands
- community assembly
- competition
- exotic species
- invasion
- livestock grazing
- propagule limitation
- recruitment limitation
- Alien invasive species
- biodiversity
- community ecology
- vegetation dynamics
- monitoring
- California
- USA
- Library Collection RecordThe establishment of conservancies and collaborative nature reserves is often promoted without understanding the impact that such initiatives have on the environment, the wildlife and landowners.…Publication Date 2012
- nature reserve
- management
- game
- livestock
- agriculture
- land use
- conservation
- grazing
- Library Collection RecordEmission of Green House Gases (GHGs) from various sources into the atmosphere causes rise in air temperature. This addition of GHGs has a great impact on the environment. Among the GHGs, carbon…Publication Date 2012
- Mitigating
- climate change
- GHGs
- atmosphere
- temperature
- soil
- management
- agriculture
- carbon dioxide
- greenhouse gases
- Library Collection RecordSeeding & establishing Lucerne PasturesPublication Date 2012
- seeds
- Lucerne
- health
- Commercial farming
- Pasture establishment
- veld
- management
- grasslands
- agriculture
- Library Collection RecordNow more than ever, archeological research is interdisciplinary: botany, forestry, soil science, hydrology - all of which contribute to a more complete understanding of the earth, climate shifts, and…Publication Date 2012
- remote sensing
- management
- hydrology
- Library Collection RecordFuel loading information is important for prescribed fire planning, evaluating wildfire risk, and understanding fire effects in grassland. Yet fuel loads in grasslands often go unmeasured because of…Publication Date 2011-01-01
- fire
- fuel load
- grasslands
- photo board
- techniques
- Library Collection RecordSpatial prioritizations and gap analyses are increasingly undertaken to allocate conservation resources. Most spatial prioritizations are conducted without specifying the conservation instruments to…Publication Date 2011
- Conservancy
- Community conservation
- Effectiveness
- Gauteng
- off-reserve conservation
- optimal instrument mix
- conservation
- management
- Eastern Cape
- South Africa
- Library Collection RecordWind erosion is a major contributor to desertification in the Sahel. Although three effective countermeasures for wind erosion (i.e. ridging, mulching with post-harvest crop residue, and windbreaks)…Publication Date 2011
- erosion
- desertification
- Sahel
- desert grasslands
- management
- soil fertility
- agriculture
- rainfall
- Soil Condition
- Sahel
- West Africa
- Library Collection RecordTeff (Eragrostis tef (Zucc.) Trotter) is a major food crop in Ethiopia and Eritrea. It is well adapted to Vertisols. Yields are low (around 1000 ‰kg/ha) despite fertilization with urea and…Publication Date 2011
- agriculture
- grasslands
- soicio-economic aspects
- food security
- fertilizer
- soil fertility
- zinc
- management
- Ethiopia
- Africa
- Library Collection RecordAbstract Protected areas such as national parks are often assumed to be the best way to conserve plant diversity and maintain ecosystem composition and structure. To evaluate this assertion, we…Publication Date 2011
- conservation
- management
- restoration ecology
- management
- grasslands
- data analysis
- biodiversity
- land use
- vegetation dynamics
- grazing
- species richness
- national parks
- Tunisia
- Africa
- Library Collection RecordThe presence of grazers on grazing lawns in East Africa and North America often alters nitrogen cycling and availability. Grazing lawns can be defined as areas where grasses are kept in a short,…Publication Date 2011
- African savannah
- Grazers
- grazing lawns
- national park
- nitrogen
- soils
- management
- Africa
- Library Collection RecordPrevious studies suggest that forest regeneration in grasslands is often slow because of grass competition and fire and that regeneration may be dependent on fire-resistant savannah trees. To examine…Publication Date 2011
- forest regeneration
- grasslands
- savannah trees
- species diversity
- woody plants
- competition
- fire ecology
- restoration ecology
- Kibale National Park
- Uganda
- Africa
- Library Collection RecordThis study deals with the phenotypic polymorphism of twenty accessions of Cenchrus ciliaris L. (buffelgrass) collected in various climatic areas of Tunisia. Six seedlings per accession were…Publication Date 2011
- arid zones
- Cenchrus ciliaris
- morphometry
- multivariate analysis
- phenotype
- grasslands
- Tunisia
- Africa
- Library Collection RecordGrasses (Poaceae) are the largest family of vascular plants in Burkina Faso with 254 species. In the savannahs they are the most important family in terms of abundance and species richness, in other…Publication Date 2011
- ecological niche models
- macroecology
- plant functional traits
- Poaceae
- Sahel
- savannah
- phytogeography
- modelling
- grasslands
- ecosystem ecology
- C4 grasses
- Africa
- Library Collection RecordAn important question in biodiversity studies is whether disturbances in ecosystems will cause a net loss of species or whether such losses can be compensated by replacement of other species. We use…Publication Date 2011
- compensation
- Ecosystem function
- grasslands
- Serengeti birds
- ecosystem ecology
- birds
- invertebrates
- fire ecology
- management
- Tanzania
- Africa
- Library Collection RecordThis study investigated the seasonal and plant species patterns of short-term intake rate (STIR) by Nguni goats fed six common browse species in subhumid subtropical savannas. Six 2-year-old…Publication Date 2011
- browser
- conditioning
- feeding behaviour
- herbivore
- intake rate
- goats
- Fodder
- diet selection
- foraging ecology
- management
- South Africa
- Library Collection RecordArthropods are valuable biological indicators owing to strong relationships with primary producers. The supposition that arthropod-plant interactions are constant over seasons was tested using Mantel…Publication Date 2011
- arthropod community composition
- Bloemfontein Dry Grassland
- Mantel test
- plant community composition
- trophic interactions
- insects
- biological indicators
- plant production
- biodiversity
- ecosystem ecology
- grasslands
- Free State province
- South Africa
- Library Collection RecordMean annual soil respiration correlates with net primary productivity and therefore provides an indication of ecosystem functioning. Soil respiration, however, varies considerably in space and time…Publication Date 2011
- carbon dioxide
- overstocking
- rangeland management
- soil temperature
- ecosystem ecology
- soil nutrients
- soil water
- rangelands
- management
- stocking rates
- Nama Karoo
- South Africa
- Library Collection RecordInteractions between mature grass plants and grass seedlings have been found to be both facilitative and competitive. To examine the effects of aboveground and belowground competition on seedling…Publication Date 2011
- competition
- grass seedling
- soil depth
- seedlings
- grasslands
- plant production
- siol depth
- plant autecology
- grazing
- stocking rates
- management
- South Africa
- Library Collection RecordFire is a key driver in shaping and maintaining grasslands. Long-term exclusion of fire in moist grasslands has been attempted at Catchment IX (CIX) at Cathedral Peak since 1952. Vegetation was…Publication Date 2011
- Erica evansii
- Leucosidea sericea
- moist grasslands
- tree mortality
- fire ecology
- grasslands
- management
- species diversity
- KwaZulu-Natal
- South Africa
- Library Collection RecordWe assessed the impact of Prosopis invasion and clearing on the grazing capacity of heavily grazed Nama Karoo rangeland in the Beaufort West district of the Western Cape province of South Africa.…Publication Date 2011
- exotic invasive plants
- management
- natural resources
- rangeland condition
- rehabilitation
- alien invasive plants
- grazing
- plant production
- forage quality
- Forage Quantity
- Nama Karoo
- South Africa
- Library Collection RecordThe Roggeveld consists of an island of Mountain Renosterveld (Fynbos biome) surrounded by Succulent Karoo biome vegetation. Since management of abandoned croplands depends on a better understanding…Publication Date 2011
- diversity indices
- Fynbos biome
- old fields
- species richness
- Succulent Karoo biome
- management
- Abandoned lands
- restoration ecology
- Roggeveld
- South Africa
- Library Collection RecordTef, Eragrostis tef (Zucc.) Trotter, is the main Ethiopian cereal grown on 2.5 million ha annually, and serving as a staple food grain for more than 50 million people. The major constraints in tef…Publication Date 2011
- seed
- management
- dissemination
- innovation
- Quncho
- seed system
- tef Introduction
- pasture seed
- Ethiopia
- pastures
- Ethiopia
- Africa
- Library Collection RecordElandskloof was the first land restitution case in post-apartheid South Africa in which the government returned land to a community. The communal property association became dysfunctional, and the…Publication Date 2011
- Communal land systems
- Common property regimes
- Land restitution
- Post-apartheid land reform
- legislation
- subsitence agriculture
- socio-economic aspects
- non-grazing resources
- management
- South Africa
- Library Collection RecordOver the past half-century, agricultural production gains have provided a platform for rural and urban economic growth worldwide. In African countries, however, agriculture has been widely assumed to…Publication Date 2011
- farming
- scaling-up
- Social capital
- sustainable intensification
- Sustainable development
- soil conservation
- soils
- sustainability
- conservation
- agriculture
- policies
- management
- Africa
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