Rangeland Ecology & Management
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- 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 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 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 RecordUganda is vulnerable to climate change as most of its agriculture is rain-fed, agriculture is also the backbone of the economy, and the livelihoods of many people depend upon it. Variability in…Publication Date 2012
- climate risks
- crop production
- seasonal characteristics
- agrometeorological
- Uganda
- Africa
- Library Collection RecordThis article evaluated the plausible causes of floods and droughts, the relative roles of large-scale climate variability in regional environmental trends, and the prospects for the future of the…Publication Date 2012
- climate variability
- Trend Analysis
- Empirical SPI
- BEST Index
- PDO Index
- Africa
- Library Collection RecordWhat underlies species distribution and species coexistence has long been of key interest in community ecology. Several methods and theories have been used to address this question. However, it still…Publication Date 2012
- ecosystem ecology
- grasslands
- national park
- conservation
- management
- community ecology
- savanna
- Kruger National Park
- South Africa
- Library Collection RecordThe thesis seeks to understand how emerging communities borne out of the Fast Track Land Reform Programme in Zimbabwe have been able to ensure social cohesion and social service provision using farm…Publication Date 2012
- agriculture
- Emerging communities
- Challenges
- Fast Track Land Reform Programme
- Economic crisis
- social networks
- Farm committees
- Irrigation committees
- Health committees
- Mazowe district
- socio-economic aspects
- subsistence agriculture
- rural areas
- politics
- management
- Zimbabwe
- Africa
- Library Collection RecordApplied Information and Communication Technologies. Proceedings of the 5th International Scientific Conference, Jelgava, Latvia, April 26-27, 2012 (Electronic resource), Latvia Univ. of Agriculture,…Publication Date 2012
- grasslands
- fertilization
- NPK fertilizers
- nitrogen fertilizers
- application rates
- greenhouse gases
- nitrous oxide
- carbon dioxide
- Methane
- sustainability
- research
- Methane
- Library Collection RecordPublication Date 2012
- photography
- Cover plants
- grasslands
- Library Collection RecordTef [Eragrostis tef (Zucc.)Trotter] is an ancient and major cereal crop in Ethiopia. Increasing tef yield partly requires developing cultivars that are tolerant to low moisture supply. An experiment…Publication Date 2012
- tef
- Eragrostis tef
- grain yield
- drought tolerance indices
- Ethiopia
- Africa
- Library Collection RecordPublication Date 2012
- dairy farms
- Milk products
- forage
- grasslands
- efficiency
- yields
- Library Collection RecordPublication Date 2012
- dairy farms
- Milk products
- forage
- grasslands
- efficiency
- yields
- Library Collection RecordPublication Date 2012
- grasses
- grasslands
- sown grasslands
- Trifolium
- Trifolium repens
- Phleum pratense
- Bromus inermis
- Bromus
- nutrition
- soil fertility
- fertilizer application
- nitrogen fertilizers
- nitrogen
- yields
- forage
- Feed Crops
- Trifolium
- Trifolium repens
- Phleum pratense
- Bromus inermis
- Bromus
- nutrition
- Trifolium
- Trifolium repens
- Phleum pratense
- Bromus inermis
- Bromus
- Library Collection RecordPublication Date 2012
- grazing
- ecosystems
- grasslands
- gas exchange
- Library Collection RecordPublication Date 2012
- grasslands
- fencing
- grazing
- Library Collection RecordThe effects of cutting frequency and levels of nitrogen application on quality of crop fractions of a degradedPanicum maximum pasture was investigated in 2001 at Nsukka, Nigeria. Cutting intervals…Publication Date 2012
- Mineral Composition
- cutting frequency
- Crude fibre
- ash content
- Â Panicum maximum
- pasture
- Nitrogen Fertilizer
- Nsukka
- Nigeria
- Africa
- Library Collection RecordPublication Date 2012
- equipment
- mowing
- Mowers
- pastures
- grasslands
- Library Collection RecordThe arid and semi arid areas comprise a large percentage of the land area in Africa. Communities in these areas have over the years depended on livestock production for livelihood. Livestock has…Publication Date 2012
- Pastoralists
- transition
- vegetable farming
- Fertility Management
- drylands
- Kenya
- Africa
- Library Collection RecordBiomass is considered a potential feedstock for many renewable energy production systems and interest especially in grass production has increased markedly in the last two decades. The present work…Publication Date 2012
- biomass
- grass
- harvesting
- yield
- Rate
- storage
- quality
- plant production
- Economic Aspects
- Africa
- Library Collection RecordIn most of African countries whose economy is heavily depending on rainfed agriculture, accurate estimation of the spatial and temporal distribution of rainfall and observing its trends are crucial…Publication Date 2012
- belg
- spatial and temporal variability
- rainfall trend
- Africa
- Ethiopia
- Library Collection RecordPublication Date 2012
- meadows
- grasslands
- botanical composition
- Herbage crops
- legumes
- Inorganic Fertilizers
- yield increases
- Library Collection RecordThe study focused on investigating the effects of different grazing ratios and stocking rate of cattle and goats under mixed species grazing on different species of plant. The experimental site was…Publication Date 2012
- Mixed-species grazing
- stocking rate
- grazing ratio
- cattle
- goats
- biomass
- Zimbabwe
- Africa
- Library Collection RecordBush encroachment is an environmental problem in savanna ecosystems, but it is not yet clear whether it is more prevalent in communal or ranching grazing lands. This study investigates bush…Publication Date 2012
- communal grazing
- diversity
- ranching
- rangeland degradation
- soil clay
- savanna ecosystems
- Botswana
- Africa
- Library Collection RecordThe main long standing objectives of the land reform programme have being to address the imbalances in land access. At the same time, extending and improving the base for productive agriculture in…Publication Date 2012
- Poverty
- employment
- developing countries
- inequalities
- Expertise
- productivity
- 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 RecordPublication Date 2012
- Natural pastures
- grasslands
- Feed grasses
- crop yield
- stand characteristics
- yields
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordPublication Date 2012
- grasslands
- biomass
- precipitation
- precipitation
- 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 RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordResearch for Rural Development 2012. Annual 18th International Scientific Conference Proceedings. Volume 1, Treija, S.Skuja, I..- Jelgava (Latvia): Latvia University of Agriculture, 2012.…Publication Date 2012
- grasslands
- Phleum pratense
- Lolium perenne
- Poa pratensis
- Trifolium repens
- Medicago sativa
- fertilizer application
- Slurry
- nitrogen fertilizers
- leaching
- nitrogen
- potassium
- crop yield
- Dry matter content
- research
- field experimentation
- Phleum pratense
- Lolium perenne
- Poa pratensis
- Trifolium repens
- Medicago sativa
- potassium
- Phleum pratense
- Lolium perenne
- Poa pratensis
- Trifolium repens
- Medicago sativa
- Library Collection RecordPublication Date 2012
- feeds
- grasslands
- oats
- Populus
- nutritive value
- yields
- costs
- Populus
- Populus
- Library Collection RecordPublication Date 2012
- landscape
- farmland
- grasslands
- forests
- 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 RecordPublication Date 2012
- nitrogen
- photosynthesis
- Leymus chinensis
- grasslands
- Leymus chinensis
- Leymus chinensis
- Library Collection RecordDescription not available.Publication Date 2012
- Africa
- Library Collection RecordPublication Date 2012
- desertification
- grasslands
- ecology
- desertification
- Library Collection RecordPublication Date 2012
- cattle
- Veterinary medicine
- diseases
- disease control
- animal diseases
- animal health
- lactation
- grazing lands
- pastures
- grasslands
- lactation
- Library Collection RecordPublication Date 2012
- land use
- construction
- grasslands
- arable land
- construction
- Library Collection RecordPublication Date 2012
- grasslands
- climate
- productivity
- Library Collection RecordPublication Date 2012
- grasslands
- deserts
- germination
- germination
- Library Collection RecordPublication Date 2012
- grasslands
- seed
- plants
- Library Collection RecordPublication Date 2012
- grasslands
- species
- soil
- Library Collection RecordPublication Date 2012
- grasslands
- salinity
- stress
- stress