Rangeland Ecology & Management
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- Library Collection RecordIt has been proposed that, across broad spatial scales, climatic factors are the main drivers of ecological patterns, while biotic factors are mainly important at local spatial scales. However, few…Publication Date 2012
- diversity patterns
- herbivory
- plant–herbivore interactions
- Quaternary climate change
- resource–consumer relationships
- savanna species
- Speciation
- Africa
- Library Collection RecordQuestions: Is plant species richness, diversity and above-ground standing biomass enhanced after establishing exclosures on communal grazing lands? What factors influence the effectiveness of…Publication Date 2012
- biomass
- Edaphic variables
- native vegetation
- restoration
- Site variables
- Tigray
- Ethiopia
- Africa
- Library Collection RecordPublication Date 2012
- Nature conservation
- Development policies
- endangered species
- Environmental impact assessment
- Africa
- trade
- land management
- savannas
- wildlife management
- hunting
- 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 RecordAn important consideration in designing and managing forage systems is the knowledge of the physiological response mechanisms to cutting, especially when water deficit conditions are prevailing. The…Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordFire has long been regarded as a major determinant of ecosystem structure and function within African savannas. Improvements in fire detection, mapping and recordings of fire activity over the past…Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordChanges in the composition of plant functional type (PFT) activities are expected to accompany a changing climate. In tropical montane grasslands, such changes are predicted to follow shifts in the…Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordSpines in plants have evolved to reduce mammalian herbivory, and their main function may be to protect twigs more than photosynthetic tissue. Type and frequency of spines vary at different scales. We…Publication Date 2012
- Africa
- Library Collection RecordSpines in plants have evolved to reduce mammalian herbivory, and their main function may be to protect twigs more than photosynthetic tissue. Type and frequency of spines vary at different scales. We…Publication Date 2012
- Acacia tortilis
- browsing
- feeding rate
- functional response
- Plant defence
- Africa
- Library Collection RecordWe studied the effects of browsing on the plant architecture and volume-biomass relationships of three dominant dwarf shrubs – Artemisia herba-alba, A. mesatlantica and Teucrium mideltense â…Publication Date 2012
- allometric function
- Atlas Mountains
- nonlinear regression
- permanent plot
- plant architecture
- standing biomass
- Morocco
- Africa
- Library Collection RecordFriday, 20 April 2012: Scientists say the notoriously dry continent of Africa is sitting on a vast reservoir of groundwater. They argue that the total volume of water in aquifers underground is 100…Publication Date 2012
- mapping
- groundwater
- aquifers
- sustanability
- environmental factors
- Africa
- Library Collection RecordExecutive Summary: The training workshop for media practitioners on Climate Change Fact, Communication and Adaptation Strategies was organised by Global Unification, The Gambia (GU), a youth-led…Publication Date 2012
- climate change
- socio-economic aspects
- policies
- community based resource management
- The Gambia
- Africa
- Library Collection RecordPerennial herbaceous plants are a key element of the vegetation cover in arid lands, during a long period of the year, but their persistence depends on their ability to cope with acute drought. This…Publication Date 2012
- adaptation
- experimental water stress
- phenotypic response
- Poaceae
- variability
- Tunisia
- Africa
- Library Collection RecordPopulation viability and productivity of grasses in southern African savannas are dependent upon both successful seed production and tiller recruitment from the belowground bud bank. Relative…Publication Date 2012
- Bud bank
- meristem
- Poaceae
- Reproductive allocation
- Vegetative Reproduction
- Africa
- Library Collection RecordDespite chronic underfunding for conservation and the recognition that funds must be invested wisely, few studies have analysed the direct costs of managing protected areas at the spatial scales…Publication Date 2012
- protected areas
- Management costs
- population pressure
- conservation planning
- Tanzania
- Africa
- Library Collection RecordThe growth of human populations around protected areas accelerates land conversion and isolation, negatively impacting biodiversity and ecosystem function, and can be exacerbated by immigration. It…Publication Date 2012
- Land-cover change
- protected areas
- immigration
- Landsat
- isolation
- Serengeti
- Africa
- Library Collection RecordWhilst there are a number of mapping methods available for determining important areas for conservation within protected areas, there are few tools available for assessing the ecological value of…Publication Date 2012
- Biodiversity valuation
- connectivity
- Ecological footprint
- fragmentation
- threatened species
- resilience
- Algeria
- Africa
- Library Collection RecordClimate change impacts on agriculture could arguably be most critical for developing countries in tropical regions: their populations rely importantly on agriculture and climate-dependant resources,…Publication Date 2012
- climate change
- agriculture
- impacts
- tropics
- C4 crops
- plant production
- precipitation
- modelling
- subsistence agriculture
- food security
- Africa
- Library Collection RecordThe role of mounds of the fungus-growing termite Macrotermes bellicosus (Smeathman) in nutrient recycling in a highly weathered and nutrient-depleted tropical red earth (Ultisol) of the Nigerian…Publication Date 2011
- invertebrates
- soils
- savanna
- soil nutrients
- ecosystem ecology
- Nigeria
- 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 RecordBrowsing lawns, as an analogue of the influential grazing lawn concept, received increased recent interest. We revisit this concept and ask whether the underlying characteristics of a grazing lawn…Publication Date 2011
- Consumer-resource interactions
- plant-herbivore interactions
- Grazing lawn concept
- Bowiea Primeval forest
- Plant tolerance traits
- Associational palatability
- Tree regeneration patches
- grazing
- foraging
- browsing
- ecosystem ecologygrasses
- pastures
- herbivores
- Kruger National Park
- Africa
- Library Collection RecordThe ReSaKo project undertook extended fieldwork across southern Cameroon to explore the palaeoenvironmental information recorded in the alluvial sediments of equatorial African rivers. 160 hand-…Publication Date 2011
- Alluvial sediments
- Palaeosurfaces
- Equatorial Africa
- West African monsoon
- Late Pleistocene
- Fluvial rain forest refuges
- palaeobotany
- Africa
- Library Collection RecordIn communal areas of NE Zimbabwe, feed resources are collectively managed, with herds grazing on grasslands during the rainy season and mainly on crop residues during the dry season, which creates…Publication Date 2011
- Crop-livestock interactions
- Dynamic modelling
- cattle
- crop residues
- grasslands
- livestock
- foraging ecology
- soil organic carbon
- soil fertility
- management
- communal farming
- Zimbabwe
- Africa
- Library Collection Record1. Studying the effects of climate or weather extremes such as drought and heat waves on biodiversity and ecosystem functions is one of the most important facets of climate change research. In…Publication Date 2011
- climate change
- drought
- biodiversity
- Ecosystem function
- primary production
- grasslands
- biodiversity
- plant physiology
- soil micro-organisms
- below-ground
- competition
- Decomposition
- invasion
- leaf chemistry
- microbial
- phenology
- plant-climate interactions
- precipitation change
- productivity
- Europe
- Library Collection RecordSmooth bromegrass (Bromus inermis Leyss.), meadow bromegrass (Bromus riparius Rehm.) and hybrid bromegrass (B. riparius x B. inermis) are widely used for hay and pasture in temperate regions of the…Publication Date 2011
- pastures
- plant production
- management
- plant physiology
- grasses
- Bromegrass
- defoliation
- etiolated regrowth
- remobilization of stored reserves
- Saskatoon
- Canada
- Library Collection RecordThis study evaluated the effects of soil moisture deficit and subsequent watering on the growth of Bromus inermis Leyss., Dactylis glomerata L., Lolium perenne L. and Phleum pratense L. under a non-…Publication Date 2011
- soil moisture
- drought
- pastures
- grasses
- plant physiology
- Bromus inermis
- Dactylis glomerata
- Drought Stress
- Lolium perenne
- Phleum pratense
- Tottori
- JapanÂ
- Library Collection RecordImproving tolerance to heat stress is a major challenge in many C3 crops given the threat of global warming. Populations of perennial ryegrass (Lolium perenne L.) tolerant and sensitive to summer…Publication Date 2011
- plant physiology
- climate change
- global warming
- temperature
- Fv/Fm
- hydrogen peroxide
- high temperature stress
- Lolium perenne
- population difference
- C3 grass
- Yamanashi Dairy Agricultural Station
- Japan
- Library Collection RecordAgricultural policy formulation in Sub Saharan Africa has been dominated by research initiatives that alienated other farmers and stakeholders. The Sub Saharan Africa Challenge Programme (SSA CP)…Publication Date 2011
- policy
- smallholders
- partnerships
- agriculture
- innovations
- stakeholders
- politics
- Sub Saharan Africa Challenge Programme
- Africa
- Library Collection RecordThis study reports on a simulation growth model developed to predict daily gain (DG) of dairy cattle heifers. The model input parameters are gross energy (GE), ash, crude protein (CP), organic matter…Publication Date 2011
- elephant grass
- Daily Gain
- Supplement
- desmodium
- lablab
- Dairy cattle
- diet selection
- modelling
- Uganda
- Africa
- Library Collection RecordPsidium guajava (guava) is recognised as the third most important invasive alien plant species in the moist savanna biome of South Africa, Lesotho and Swaziland. The cost of initial clearing of alien…Publication Date 2011
- Alien plant control
- herbicides
- picloram
- fluroxypyr
- bromacil
- tebuthiuron
- imzapyr
- guava
- economics
- invasive plants
- Alien invasive species
- Economic Aspects
- herbicides
- Swaziland
- 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
- 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 RecordTef [Eragrostis tef (Zucc.) Trotter] occupies two million hectares of land each year, which accounts for 28% of the total acreage. However, its productivity is constrained by drought. Development of…Publication Date 2011
- drought
- Drought Resistance
- Eragrostis pilosa
- RILs
- tef
- plant breeding
- genotypes
- Ethiopia
- Africa
- Library Collection RecordAbstract not avaiable.Publication Date 2011
- biodiversity
- climate change
- global warming
- rainfall
- Nigeria
- Africa
- Library Collection RecordInformation at local scale on impacts of climate variability and climate change are crucial for planning of adaptation strategies and practices in agriculture. There is a diversity of approaches and…Publication Date 2011
- climate change
- carbon sequestration
- monitoring
- soils
- degradation
- socio-economic aspects
- Impact assessment
- hydrology
- Africa
- Library Collection RecordThe relevance of land-use planning tools such as the Land Use and Allocation Plan (LUAP)is more than ever a necessity to face challenges of natural resources degradation (water, soil and forest) the…Publication Date 2011
- socio-economic aspects
- degradation
- agriculture
- biodiversity
- climate change
- food security
- Senegal
- Senegal
- Africa
- Library Collection Record2010, Wiley-Blackwell, The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, UK Hardcover and softcover, 201pp ISBN 9781405198943 (hardcover), 9781405198950 (softcover). Price £90.00/â Publication Date 2011
- Africa
- Library Collection Record2010, Earthscan Publications, Dunstan House, 14a St Cross St, London, EC1N 8XA UK Hardcover or softcover, 184 pp ISBN 9781849711449 (hardcover), 9781849711456 (softcover). Price US\$145.00 (hardcover…Publication Date 2011
- Africa
- Library Collection RecordEffects of mine dump pollution on semiarid savanna vegetation were investigated in Kombat, Namibia. Vegetation structure, species richness, composition and diversity were compared between polluted…Publication Date 2011
- heavy metals
- Kombat
- ordination
- vegetation
- pollution
- savanna
- mining
- mine dump
- species richness
- species diversity
- toxicity
- decision support systems
- Namibia
- Africa
- Library Collection RecordSoil organic carbon (SOC) is the main attribute of high-quality soil. The amount of nitrogen fixed by Rhizobium symbiotically with Trifolium repens (white clover) is ultimately determined by the…Publication Date 2011
- Africa
- Library Collection RecordRainfall variability is a key constraint to agricultural production, livelihoods and economic growth in many developing countries. This is likely to be exacerbated in many places as rainfall…Publication Date 2011
- agriculture
- water storage
- Poverty
- Rural
- socio-economic aspects
- climate change
- Sub-Saharan Africa
- 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 Record1. Invasive alien plant species pose a severe threat to native plant communities world-wide, especially on islands. While many studies focus on the direct impact of alien plants on native systems,…Publication Date 2011
- Alien invasive species
- ecosystem ecology
- indirect interactions
- inselbergs
- interaction connectance
- invasion ecology
- Invasive alien species
- plant communities
- pollination webs
- Seychelles Islands
- Indian Ocean
- Africa