Rangeland Ecology & Management
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- Library Collection RecordNo abstract is available for this article.Publication Date 2012
- climate change
- management
- conservation
- Library Collection RecordSummary 10.1002/9780470292136.ch7.abs This chapter contains sections titled: * Objectives for This Chapter * Introduction * Defining Biodiversity * The Economic Value of Biodiversity * Threats to…Publication Date 2008
- biodiversity
- wildlife conservation
- ecosystem
- habitat destruction
- invasive species
- conservation
- ecosystem ecology
- Alien invasive species
- indigenous encroaching species
- southern Africa
- Library Collection RecordChanging climate adds a very significant dimension to the complex problem of ensuring that agriculture worldwide can feed the burgeoning human population. Ensuring food security must reduce…Publication Date 2009
- climate change
- plant production
- southern Africa
- Library Collection RecordAn overview of ecological models of grasslands and their research questions is presented. For the purpose of this article, models are regarded as a simplified and formalized representation of…Publication Date 2008
- competition
- disturbance
- Ecosystem modeling
- Grassland dynamics
- grazing
- Optimal life-history strategies
- primary production
- Remote sensing data
- Spatially explicit models
- succession
- modelling
- ecosystem ecology
- community
- vegetation dynamics
- plant production
- southern Africa
- Library Collection RecordPeople have inhabited terrestrial ecosystems of the world for thousands of years. Both resource management systems and cosmological belief systems have evolved and continue to develop. In fact, most…Publication Date 2001
- conservation
- biodiversity
- southern Africa
- Library Collection RecordConservation Biology for All provides cutting-edge but basic conservation science to a global readership. A series of authoritative chapters have been written by the top names in conservation biology…Publication Date 2010
- conservation
- climate change
- socio-economic aspects
- ecosystem ecology
- management
- fire ecology
- invasive species
- southern Africa
- Library Collection RecordSummary The growth of agricultural production worldwide has led to an increasing role of agro-ecosystems within the global carbon cycle. Arable land in the world covers about one-tenth of the 134…Publication Date 2001
- plant production
- carbon dioxide
- animal nutrition
- animal production
- southern Africa
- Library Collection RecordSummary The savanna biome is diverse, including formations ranging from almost treeless grasslands to more or less closed-canopy woodlands with considerable variation in plant composition, biomass,…Publication Date 2001
- savanna
- animal production
- plant production
- plant community ecology
- land use
- degradation
- agriculture
- ecology
- southern Africa
- Library Collection RecordThe world population has increased from 2–10 million at the dawn of settled agriculture about 10–12 millennium ago to 6.5 billion in 2006, and may stabilize at 10–12 billion by 2100. Most of…Publication Date 2007
- socio-economic aspects
- agriculture
- pastoralism
- soils
- management
- plant production
- animal production
- southern Africa
- Library Collection RecordPublished studies relating erosion and productivity have been generally based on information derived from expert opinion on the extent and severity of soil erosion and on limited data on its impact…Publication Date 2003
- soil erosion
- plant production
- management
- 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 RecordTransformation of indigenous vegetation for production purposes impacts negatively on biodiversity but does this necessarily equate with a decrease in phytomass accumulation, which may influence…Publication Date 2008
- grasslands
- plant production
- carbon sequestration
- land use
- management
- conservation
- agriculture
- pasture management
- biodiversity
- Africa
- Library Collection RecordBackground: Biodiversity offsets are conservation projects used mainly by business to counterbalance the environmental impacts of their operations, with the aim of achieving a net neutral or even…Publication Date 2007
- conservation
- biodiversity
- Economic Aspects
- environmental impact
- Africa
- Library Collection RecordABSTRACT South Africa's first national assessment of spatial priorities for biodiversity conservation, released in 2005, aimed to identify conservation priority areas for mainstreaming into all…Publication Date 2007
- National Spatial Biodiversity Assessment
- conservation planning
- mainstreaming
- Implementation
- biodiversity
- conservation
- mapping
- ecosystem ecology
- ecosystems
- monitoring
- Africa
- Library Collection RecordThe relationship between above and belowground species composition has been researched in forests, grasslands, and wetlands to understand what mechanisms control community composition. I thoroughly…Publication Date 2007
- grasslands
- plant community ecology
- plant production
- plant autecology
- species richness
- seed banks
- management
- Africa
- Library Collection RecordIn Kenya, lands surrounding wildlife protected areas (PAs), referred to as dispersal areas, have undergone widespread land use changes, but these have been little studied. This study investigated…Publication Date 2008
- conservation
- agriculture
- national parks
- land use
- grazing
- biodiversity
- disturbance
- rainfall
- Africa
- Library Collection RecordFlood depth has been frequently used to explain the distribution of plant species in seasonally flooded grasslands, but its relation with vegetation production has remained ambiguous. The…Publication Date 2007
- grasslands
- plant production
- hydrology
- plant autecology
- Africa
- Library Collection RecordSystematic conservation planning is widely considered the most effective approach for designing protected area and other ecological networks. However, many conservation practitioners still ignore…Publication Date 2006
- conservation
- management
- biodiversity
- Economic Aspects
- Africa
- Library Collection RecordResidues of arbuscular mycorrhizal fungi (AMF) may be important for agroecosystem functioning due to their ability to promote soil aggregation, especially in coarse textured soils with little biomass…Publication Date 2007
- soil organic matter
- Glomalin
- arbuscular mycorrhizal fungi
- Biomarker
- Arable land use
- savanna
- soils
- ecosystem ecology
- plant production
- Africa
- Library Collection RecordNo abstract availablePublication Date 2008
- conservation
- management
- ecosystem dynamics
- grasslands
- Africa
- Library Collection RecordNo abstract availablePublication Date 2008
- fire ecology
- management
- conservation
- national parks
- Africa
- Library Collection RecordThis paper evaluated the capacity of SPOT VEGETATION time-series to monitor the vegetation biomass and water content in order to improve fire risk assessment in the savanna ecosystem of Kruger…Publication Date 2006
- biomass
- Fire risk assessment
- SPOT VEGETATION
- time-series
- Vegetation water content
- fire ecology
- savanna
- vegetation dynamics
- monitoring
- plant production
- national parks
- remote sensing
- Africa
- Library Collection RecordThe tree-grass interactions of African savannas are mainly determined by varying rainfall patterns and soil fertility. Large savanna trees are known to modify soil nutrient conditions, but whether…Publication Date 2007
- canopy
- Fibre content
- Grass structure
- grazing
- nitrogen
- phosphorus
- savanna
- rainfall
- soil fertility
- plant production
- nutrition
- soil organic carbon
- biomass
- forage quality
- Africa
- Library Collection RecordThe Millennium Development Goals' target to halve the proportion of people who suffer from hunger is extremely important in southern Africa, where food security has become increasingly…Publication Date 2006
- food security
- Millennium development goals
- soil fertility
- Soil-water conservation
- conservation
- Soil Condition
- Economic Aspects
- management
- irrigation
- socio-economic aspects
- rangeland condition
- Africa
- Library Collection RecordThe paper brings to the fore a plethora of proven successes in agriculture and land management in Sub-Saharan Africa over the past 4 decades. Cases can be grouped into those based on agricultural…Publication Date 2008
- Sub-Saharan Africa
- agriculture
- land management
- soil and water conservation
- success
- management
- conservation
- soils
- water use efficiency
- Africa
- Library Collection RecordSummary In this paper, we present a method to estimate the additional costs made by nature reserve managers to mitigate the effects of atmospheric deposition. Theoretically, these extra costs may be…Publication Date 2007
- Nature target types
- Management costs
- Deposition scenarios
- grasslands
- Reed and rough land
- Heathland
- forests
- Moorland pools
- conservation
- vegetation dynamics
- Economic Aspects
- greenhouse gases
- Africa
- Library Collection RecordSummary Poverty and environmental degradation seem to be endemic in many of the former homeland territories of South Africa. The political legacy of Apartheid might have ceased, but the economic and…Publication Date 2006
- conservation
- degradation
- Ecosystem goods and services
- Poverty
- restoration
- valuation
- Africa
- Library Collection RecordDespite the ubiquity of sub-tropical savannas throughout the earth, limitations of savanna productivity are understudied relative to other terrestrial systems. The limitations of savanna productivity…Publication Date 2008
- grass
- nitrogen
- phosphorus
- savanna
- rainfall
- soil nutrients
- plant production
- plant autecology
- Africa
- Library Collection RecordKey resource areas (KRAs), defined as dry season foraging zones for herbivores, were studied relative to the more extensive outlying rangeland areas (non-KRAs) in Kenya. Field surveys with…Publication Date 2008
- drought
- forage
- foraging
- herbivore
- Pastoralist
- rangeland
- Satellite
- topography
- rangelands
- foraging ecology
- mapping
- ecosystem ecology
- landscape ecology
- soils
- monitoring
- conservation
- decision support systems
- Africa
- Library Collection RecordA transdisciplinary synthesis, grouped into four main themes, of the key papers in this Special Issue on Namaqualand is provided. Perspectives on current environmental, economic and social issues in…Publication Date 2007
- climate
- conservation
- land reform
- Livelihoods
- Transdisciplinarity
- socio-economic aspects
- ecology
- biodiversity
- legislation
- Communal areas
- subsistence agriculture
- Africa
- Library Collection RecordRapid growth of the black rhino (Diceros bicornis) population in the Great Fish River Reserve (GFRR), South Africa, has potential to negatively impact the semi-arid thicket vegetation that occurs in…Publication Date 2007
- diet
- herbivory
- intake
- Plant defence
- savanna
- forage quality
- management
- conservation
- Africa
- Library Collection RecordBiodiversity is a critical component of the natural environment and the protection of it often meant the displacement of local communities in developing countries. The Richtersveld National Park (…Publication Date 2007
- rangelands
- conservation
- Population crashes
- Herd recovery
- goats
- biodiversity
- socio-economic aspects
- national parks
- sheep
- pastoralism
- land use
- Africa
- Library Collection RecordThe rich biodiversity of southern Africa has to date been relatively unimpacted by the activities of modern society, but to what degree will this situation persist into the 21st century? We use a…Publication Date 2008
- biodiversity
- southern Africa
- climate change
- land use change
- Land cover change
- Habitat loss
- conservation
- Millennium ecosystem assessment
- image
- CBD target
- Africa
- Library Collection RecordTransfrontier conservation has taken Southern Africa by storm, where the modus operandi remains simple and intuitive: by dissolving boundaries, local benefits grow as conservation and development…Publication Date 2008
- Transfrontier conservation
- Neoliberalism
- Community-based natural resources management
- Livelihoods
- South Africa
- transfrontier parks
- conservation
- socio-economic aspects
- eco-tourism
- decision support systems
- economics
- policies
- land use
- Africa
- Library Collection RecordThe idealization of natural landscapes and peoples during colonialism, coupled with the popularity of sustainable development in the postcolonial era, has contributed to the expansion of conservation…Publication Date 2007
- South Africa
- Mahushe Shongwe Game Reserve
- conservation
- Community conservation
- Livelihood
- development
- national parks
- socio-economic aspects
- economics
- conservation agriculture
- rural areas
- Africa
- Library Collection RecordSouth Africa is unique in that its globally significant biodiversity, which is under significant threat, coexists with an apartheid history of dispossession that produced a starkly unequal land…Publication Date 2006
- conservation
- Biodiversity economy
- Land rights
- Farm dwellers
- South Africa
- Baviaanskloof
- socio-economic aspects
- legislation
- Poverty
- rural areas
- policies
- ecotourism
- Africa
- Library Collection RecordIn the Miombo Woodlands Region of south-central Africa, the interaction between fires and elephants is one of the main drivers of vegetation, along with climate, soils and topography. Fire-elephant…Publication Date 2008
- fire
- Elephants
- multivariate statistics
- Miombo woodlands
- conservation
- savanna
- mammals
- Nature reserves
- vegetation dynamics
- ecology
- ecosystem ecology
- Africa
- Library Collection RecordClimate change factors interact to modify plant growth and development. The objective of this study was to evaluate the response to temperature of big bluestem (Andropogon gerardii Vitman)…Publication Date 2007
- big bluestem
- biomass
- development
- Growth Rates
- Partitioning
- Seed number
- climate change
- temperature
- plant autecology
- plant production
- carbon dioxide
- Africa
- Library Collection RecordPrecision agriculture (PA) is an innovative, int+O101egrated and internationally standardized approach aiming to increase the efficiency of resource use and to reduce the uncertainty of decisions…Publication Date 2008
- precision agriculture
- grassland
- Perspectives
- Constraints
- interdisciplinary research
- grasslands
- remote sensing
- plant production
- Economic Aspects
- agriculture
- decision support systems
- management
- Africa
- Library Collection RecordIn semiarid savannas of Southern Africa current land use practices and climate change may lead to substantial changes of vegetation structure in the near future, however uncertainty remains about the…Publication Date 2006
- Acacia erioloba
- Bush encroachment
- global change
- Grewia flava
- overgrazing
- seed dispersal
- shrub encroachment
- Southern Kalahari
- Spatial-explicit simulation model
- savanna
- land use
- grazing
- climate change
- vegetation dynamics
- cattle
- ecosystem ecology
- ecosystem dynamics
- rainfall
- fire ecology
- modelling
- conservation
- management
- carrying capacity
- biodiversity
- indigenous encroaching species
- Africa
- Library Collection RecordA payments for ecosystem services (PES) system came about in South Africa with the establishment of the government-funded Working for Water (WfW) programme that clears mountain catchments and…Publication Date 2008
- Working for Water
- Payment mechanisms
- ecosystem services
- water supply
- Poverty relief
- Poverty
- Alien invasive species
- fire
- plant production
- biodiversity
- hydrology
- vegetation dynamics
- Economic Aspects
- Africa
- Library Collection RecordWater erosion creates negative impacts on agricultural production, infrastructure, and water quality across the world. Regional-scale water erosion assessment is important, but limited by data…Publication Date 2006
- Review
- land degradation
- soil erosion
- remote sensing
- modelling
- Validation
- degradation
- agriculture
- plant production
- animal production
- satellite imagery
- monitoring
- Africa
- Library Collection RecordContinuous human population expansion pressure on conservation ecosystems restricts wildlife areas, and necessitates active management. In areas of changing land-use and increasing human-animal…Publication Date 2008
- Loxodonta africana
- Ranging behaviour
- Reaction time
- Cautious behaviour
- Response indicator
- GIS
- national parks
- management
- land use
- conservation
- Africa
- Library Collection RecordConserving African wildlife in human-occupied landscapes requires management intervention that is guided by a mechanistic understanding of how anthropogenic factors influence large-scale ecological…Publication Date 2007
- wildlife
- rainfall
- predation
- competition
- apparent competition
- Non-protected area
- management
- conservation
- grasslands
- eco - tourism
- cattle
- Africa
- Library Collection RecordIt has been argued that the wide-scale provision of artificial surface water in semi-arid savannas may result in homogenisation of foraging regimes, compromising biodiversity and ecosystem resilience…Publication Date 2007
- Artificial waterholes
- surface water
- Water-dependency
- Grazing heterogeneity
- piosphere
- Kruger National Park
- savanna
- national parks
- conservation
- management
- ecosystem ecology
- landscape ecology
- GIS
- policies
- Africa
- Library Collection RecordAnts are increasingly being recognized as useful tools for land managers to monitor ecosystem conditions. However, despite an abundance of studies on ant responses to both environmental disturbance…Publication Date 2006
- climate change
- conservation
- indicator
- invasive
- restoration ecology
- Surrogate
- insects
- Ants
- monitoring
- management
- Alien invasive species
- ecosystem dynamics
- Africa
- Library Collection RecordSoluble organic N and C were extracted from soils under long-term kikuyu grass pasture, annual ryegrass pasture and annual maize production using water, 0.5 M K2SO4 and 2 M KCl. Quantities…Publication Date 2006
- Arable
- grassland
- nitrate leaching
- nitrogen loss
- Soluble organic matter
- land use
- pasture management
- plant production
- soil fertility
- Africa
- Library Collection RecordThe differences in knowledge of biological resource use between societal and demographic groups are often poorly understood; yet they are an important element of sustainability. Differences in gender…Publication Date 2008
- conservation
- Indigenous knowledge
- Livelihoods
- Non-timber forest products
- Red Data Lists
- savannas
- South Africa
- woody plants
- medicinal plants
- subsistence agriculture
- non-grazing resources
- Africa
- Library Collection RecordThis series of two papers describes a mechanistic model that simulates within years the productivity of vegetation and livestock on the communal semi-arid rangeland of the Succulent Karoo of South…Publication Date 2007
- semi-arid rangelands
- Mechanistic model
- plant growth
- diet selection
- food intake
- animal productivity
- rangeland condition
- rangelands
- plant production
- animal production
- communal farming
- livestock
- management
- soil moisture
- rainfall
- runoff
- modelling
- Africa
- Library Collection RecordClimate is one of the most important factors determining the sustainability of agricultural production systems. More emphasis must be placed on understanding the influence of changing climate…Publication Date 2007
- sustainable agriculture
- climate variability
- climate change
- Agricultural weather policy
- climate
- agriculture
- animal production
- plant production
- Africa