Rangeland Ecology & Management
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- Library Collection RecordOverseas Development Institute/International Institute for Environment and Development/Commonwealth Secretariat, London (1993) xi + 248 pp. ISBN 0-85003-195-8Publication Date 1995
- rangelands
- ecology
- pastoralism
- savanna
- Africa
- Library Collection RecordThis chapter describes relationships between environmental stress and the reaction of plants thereupon. Plants might react to environmental stress on various levels: on the biochemical, cellular, or…Publication Date 2003
- Autecology
- biodiversity
- character state
- climate change
- ecotoxicology
- effects
- Ellenberg
- flora
- heavy metal
- IEPS
- insecticide
- PAF
- palynology
- photosynthesis
- Synecology
- vascular plants
- vegetation
- southern Africa
- 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 RecordThe tropics cover 8.2 billion hectares or approximately 40% of the world's land area. These regions are characterized by a large portion of the world's rapidly increasing population, high…Publication Date 2002
- carbon dioxide
- carbon dynamics
- carbon sequestration
- Carbon Sink
- greenhouse gases
- climate change
- soils
- socio-economic aspects
- land use
- agriculture
- southern Africa
- Library Collection Record
5 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 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 RecordEcology and desert ecology have focused on feeding relationships within assemblages of organisms and/or the relationships of plants to the animals that feed on them. Major differences in the…Publication Date 2002
- desertification
- socio-economic aspects
- southern Africa
- Library Collection RecordThe geology, climates past and present, and soils of Africa are summarized, as are the effects of fire on the vegetation. The vegetation and animals of each major zone – forest, tropical seasonal…Publication Date 2001
- ecosystem ecology
- biodiversity
- southern Africa
- Library Collection RecordIn the Sahel and the Kalahari, the growth in groundwater extraction via simple wells and boreholes is contributing to an increased use of dryland natural resources, to competition for resources, and…Publication Date 2003
- rangeland condition
- rainfall
- groundwater
- animal production
- vegetation dynamics
- biodiversity
- bush thickening
- indigenous encroaching species
- 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 Record
12 Grasslands
Vegetation dominated by grasses, which is among the largest ecosystems in the world, has great environmental significance as well as providing feed for livestock and wildlife. Grassland types vary…Publication Date 2001- savannah
- steppe
- grasses
- herbivory
- grazing
- fire
- savanna
- grasslands
- disturbance
- livestock
- 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 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 RecordWe introduce the five rangeland types found in the arid and semiarid regions of South Africa, namely Arid Savanna, Arid Grassland, Nama-karoo, Succulent Karoo, and Thicket, and describe the important…Publication Date 2006
- rangelands
- savanna
- livestock
- grazing
- management
- commercial agriculture
- subsistence agriculture
- Sustainable development
- 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 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 RecordNo abstract availablePublication Date 2007
- seed banks
- savanna
- vegetation dynamics
- 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 RecordSummary * 1Grasses using the C4 photosynthetic pathway dominate today's savanna ecosystems and account for ~20% of terrestrial carbon fixation. However, this dominant status was reached only…Publication Date 2008
- atmospheric CO2
- C4 plants
- climate change
- fire
- grasslands
- grazing
- Poaceae
- rainfall
- savanna
- seasonality
- carbon dioxide
- palaeoclimate
- palaeobotany
- Africa
- Library Collection RecordAbstract Aim Grasslands and savannas, which make up >75% of Madagascar's land area, have long been viewed as anthropogenically derived after people settled on the island c. 2 ka. We…Publication Date 2008
- Africa
- biome origin
- C4 grasses
- deforestation
- fire ecology
- grassland
- Madagascar
- savanna
- Africa
- Library Collection RecordSummary * 1Fire is important for the maintenance and conservation of African savanna ecosystems. Despite the importance of fire intensity as a key element of the fire regime, it is seldom measured or…Publication Date 2006
- fire management
- fuel loads
- Kruger National Park
- long-term ecological experiment
- fire
- fire ecology
- management
- savanna
- Africa
- Library Collection RecordNo abstract availablePublication Date 2007
- savanna
- ecology
- Africa
- Library Collection RecordA treatment of the Rubiaceae of Angola is presented based on herbarium collections kept at BM, BR, COI, K, LISC, LISU, LUA, LUAI, P, and PRE. The basionyms, relevant synonyms, and types from Angola…Publication Date 2008
- biodiversity
- flora
- tropical Africa
- taxonomy
- 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 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 RecordSummary In this paper, we draw upon models from ecology and New Institutional Economics to examine the various mechanisms through which globalization can lead to loss in resilience of ecosystems and…Publication Date 2006
- Poverty
- Globalization
- environment
- ecosystem
- resilience
- institutions
- semi-arid savanna
- socio-economic aspects
- economics
- Africa
- Library Collection RecordHistorically, agriculturally induced CO2 release from soils has contributed to rising levels in the atmosphere. However, by using appropriate management, soils can be turned into carbon sinks. Many…Publication Date 2007
- carbon sequestration
- drylands
- modelling
- soil carbon
- farming systems
- tropics
- global warming
- carbon dioxide
- management
- subsistence agriculture
- socio-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 RecordThis paper reviews the results of recent research on riparian vegetation recovery following the clearance of invasive alien plants. In Fynbos, Grassland and Savanna Biomes, riparian ecosystems were…Publication Date 2008
- Alien vegetation control
- fire
- Fynbos
- grassland
- biological invasions
- restoration
- riparian ecosystems
- savanna
- seed banks
- Alien invasive species
- management
- restoration ecology
- ecosystem ecology
- ecosystem services
- Africa
- Library Collection RecordIn 1998, a restoration field trial was initiated in a catchment near Wellington (Western Cape, South Africa) to determine whether fynbos riparian scrub vegetation cleared of woody invasive alien…Publication Date 2008
- biological invasions
- fire
- Follow-up treatment
- management
- restoration ecology
- Alien invasive species
- seeds
- biodiversity
- Africa
- Library Collection RecordWorking for Water forms part of the Expanded Public Works Programme of the South African Government, aimed at the sustainable management of natural resources through the control and management of…Publication Date 2008
- Clearing unit reference values
- costs
- invasive alien plants
- net present value
- Person days
- riparian
- WIMS
- Workload
- Alien invasive species
- Economic Aspects
- management
- socio-economic aspects
- 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
- biodiversity
- grasslands
- Alien invasive species
- Africa
- Library Collection RecordNo abstract availablePublication Date 2007
- carbon dioxide
- savanna
- climate change
- Africa
- Library Collection RecordThis paper evaluated the capacity of SPOT VEGETATION time-series to monitor herbaceous fuel moisture content (FMC) in order to improve fire risk assessment in the savanna ecosystem of Kruger National…Publication Date 2007
- Fuel moisture content
- Live and dead fuel
- Improved Vegetation Dryness Index (IVDI)
- fire risk
- SPOT VEGETATION
- monitoring
- savanna
- fire
- ecosystem dynamics
- remote sensing
- 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 RecordComplementary resource use is regarded as a mechanism that contributes to positive relationships between biodiversity and ecosystem functioning. Here, we used a biodiversity experiment composed of…Publication Date 2008
- Arrhenatherum elatius
- Biodiversity effects
- Complementarity
- Light competition
- The Jena Experiment
- Vertical structure
- species richness
- biodiversity
- ecosystem ecology
- grasses
- grasslands
- Africa
- Library Collection RecordCoexistence of trees and grasses in savannas should be possible if competition between the woody and the grassy components is less intense than the competition within each component. Although several…Publication Date 2008
- Acacia mellifera
- Competitor removal experiment
- Nearest-neighbour distance
- quantile regression
- spatial autocorrelation
- Spatial point pattern analysis
- savanna
- ecosystem ecology
- vegetation dynamics
- ecology
- 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 coexistence of woody and grassy plants in savannas has often been attributed to a rooting-niche separation (two-layer hypothesis). Water was assumed to be the limiting resource for both growth…Publication Date 2006
- fire
- grazing
- Honeycomb rippling model
- Inter-tree competition
- Spatio-temporal rainfall variation
- Tree-grass coexistence
- savanna
- indigenous encroaching species
- grasslands
- soil moisture
- rainfall
- vegetation dynamics
- Africa
- Library Collection RecordLake Urema is one of the most important ecological features of Gorongosa National Park, located in central Mozambique, in the East African Rift System. Understanding hydrology and ecology of the lake…Publication Date 2006
- floodplain
- remote sensing
- Reservoir lake
- Sediment composition
- savanna
- water 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 RecordGovernance structures in Botswana are highly centralized and top-down in orientation. For water and related resources management in rural areas, this creates particular difficulties - from lack of…Publication Date 2006
- Okavango River Basin
- Ngamiland
- governance
- Sustainable resource use
- Integrated water resources management
- access
- Livelihoods
- socio-economic aspects
- policies
- degradation
- stakeholders
- Africa
- Library Collection RecordSavannah (C4) grasses are first recorded at low latitudes in the mid-Miocene prior to their expansion towards mid-latitudes by approximately the Miocene-Pliocene boundary. In an attempt to determine…Publication Date 2006
- isotopes
- carbon
- Microwear
- Rodent
- South Africa
- Pliocene
- savanna
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordSemi-arid climatic conditions were responsible for the evolution of the vast savanna that stretches across central Africa and for the evolution of placers in this area that carry gemstones, rare…Publication Date 2008
- Placer deposit
- savanna
- Gemstones
- Titanium
- Rare earth element minerals
- Zircon landform types
- Malawi
- palaeobotany
- Africa
- Library Collection RecordThis review discusses persistent tensions in efforts to secure land rights in Africa's drylands. Some researchers and practitioners advocate for formal, legal recognition of group rights as a…Publication Date 2008
- drylands
- Secure access
- land tenure
- Customary rights
- natural resources
- Multiple users
- Africa
- subsistence agriculture
- land use
- policies
- socio-economic aspects
- Africa
- Library Collection RecordThe multiple benefits from livestock production to rural households are evaluated in Thorndale, a communal area of the Limpopo Province South Africa. Monetary values of livestock products are…Publication Date 2006
- Communal areas
- Direct-use value
- households
- Livelihood
- Non-marketed outputs
- policy
- cattle
- socio-economic aspects
- rural areas
- goats
- household income studies
- Africa
- Library Collection RecordSummary Ecological restoration is still perceived by many conservationists, and the majority of economists, as a diversion, a delusion, and - far worse - a waste of money. In this paper we point out…Publication Date 2006
- biodiversity
- ecological restoration
- ecosystem services
- Natural capital
- Social capital
- Sustainable development
- economics
- socio-economic aspects
- Africa