Rangeland Ecology & Management
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- Library Collection RecordThis paper examines the advantages of the traditional cattlepost system against the recent drive towards the fencing of Botswana's rangelands and the establishment of privatised, commercial beef…Publication Date 1996
- rangelands
- degradation
- Kalahari
- Cattle Ranching
- Hunter-gatherers
- Botswana
- cattle
- subsistence agriculture
- commercial agriculture
- socio-economic aspects
- Economic Aspects
- politics
- policies
- grazing
- Africa
- Library Collection RecordThe emergence and spatial distribution of grass seedlings were studied in a degraded savanna in south-eastern Botswana. When the rainy season started early, several separate establishment…Publication Date 1996
- Africa
- grasses
- rainfall
- Seedling
- Aristida congesta
- Chloris virgata
- Cymbopogon plurinodis
- Eragrostis rigidior
- Tragus berteronianus
- Urochloa panicoides
- degradation
- savanna
- seeds
- germination
- plant autecology
- drought
- runoff
- rehabilitation
- Africa
- Library Collection RecordThe gradual decline in the ecological condition of natural pastures as a result of over-utilization and the application of insufficient management decisions, coupled with the detrimental effects of…Publication Date 1997
- ecotype
- Digitaria eriantha
- Poaceae
- reclamation
- restoration
- arid grasslands
- restoration ecology
- rehabilitation
- grasslands
- management
- drought
- plant autecology
- rainfall
- vegetation dynamics
- seeds
- germination
- ecosystem ecology
- Africa
- Library Collection RecordRangeland ecologists, particularly those in North America, have traditionally worked with a paradigm founded on the notion of Clementsian succession. This is increasingly being called into question.…Publication Date 1997
- succession
- Climax
- Land Units
- Geomorphology
- environmental factors
- floristic
- physiognomic
- vegetation dynamics
- grazing
- management
- Africa
- Library Collection RecordThe arid central dune field of the Namib Desert is characterized by a pronounced rainfall gradient across its west-east, 160 km breadth, and a correlated increase in sand stability and grass…Publication Date 1997
- dune ecology
- fungal diversity
- moisture
- mutualism
- Namib Desert
- Namibia
- pulse-reserve paradigm
- mycorrhiza
- rainfall
- ecosystem dynamics
- ecosystem ecology
- Africa
- Library Collection RecordThe percentage of phenolic containing cells (PCC) and total phenolics in the leaves of different ecotypes of three ecological important grass species were determined during cultivation under uniform…Publication Date 1995
- phenolic compounds
- ecotypes
- Themeda triandra
- Eragrostis racemosa
- Digitaria eriantha
- plant autecology
- vegetation dynamics
- rangeland condition
- Africa
- Library Collection RecordThis work reports on a method using fuzzy membership functions to construct an aggregated interaction matrix in which the summation of variables is scaled according to the way rainfall and soil…Publication Date 1995
- rangelands
- biomass production
- fuzzy sets
- interaction matrix
- models
- aggregated knowledge
- rainfall
- Soil Condition
- soil moisture
- water use efficiency
- plant production
- animal production
- Africa
- Library Collection RecordIn semi-arid and arid magisterial (administrative) districts (n = 45) in the Cape Province, South Africa, there has been a mean 44·4 ± 14·6% (S.D.) reduction in the stocking rates of domestic…Publication Date 1994
- livestock
- animal production
- stocking rates
- rainfall
- drought
- socio-economic aspects
- Africa
- Library Collection RecordUsing the methods of direct gradient analysis, we investigated some of the factors responsible for species turnover in the dwarf shrubland/grassland interface of the eastern half of the Nama-Karoo…Publication Date 1994
- grasslands
- soil moisture
- species richness
- rainfall
- environmental factors
- climate change
- management
- Africa
- Library Collection RecordFood plant selection by herbivorous mammals and by harvester ants Messor capensis was compared for three sites differing in past and present management in the southern Karoo, South Africa. At all…Publication Date 1993
- ecology
- seeds
- insects
- grazing
- management
- rangeland condition
- rangelands
- degradation
- Africa
- Library Collection RecordThis paper discusses land use patterns of hunter-gatherers inhabiting arid grasslands of later Pleistocene East Africa, inferred from an analysis of raw material economy in five Later Stone Age (LSA…Publication Date 1999
- palaeobotany
- land use
- grasslands
- Africa
- Library Collection RecordAbstract 10.1002/qj.49712253008.abs An atmospheric general-circulation model with realistic land-surface properties is used to investigate the climatic effect of doubling the extent of the earth…Publication Date 1996
- climate change
- Climate modelling
- desertification
- Regional climate sensitivity
- Africa
- Library Collection RecordThe relationships between pastoralists, livestock, and the environment in dryland Africa are complex. Over the last half-century dominant narratives have portrayed pastoralists and their livestock as…Publication Date 2010
- NDVI
- GPS
- cattle mobility
- grazing ecology
- degradation
- Cultural ecology
- piosphere
- Kenya
- Africa
- Library Collection RecordRestoration of degraded soils is a development strategy to reduce desertification, soil erosion and environmental degradation, and alleviate chronic food shortages with great potential in sub-Saharan…Publication Date 2005
- soil organic matter
- soil degradation
- global warming
- soil restoration
- agroforestry
- farming systems
- ecoregions
- Sub-Saharan Africa
- carbon sequestration in soil
- soil organic carbon
- carbon sequestration
- climate change
- restoration ecology
- degradation
- Soil Condition
- desertification
- erosion
- carbon dioxide
- fire ecology
- agriculture
- management
- Africa
- Library Collection RecordWhat is overgrazing? Does it cause soil erosion? The recent debate from the ecological literature is reviewed as background to the debate on overgrazing and soil erosion. This debate stresses the…Publication Date 2004
- soil erosion
- Over Grazing
- Communal lands
- equilibrium and non-equilibrium theory
- South Africa
- grazing
- communal farming
- Abandoned lands
- rangeland condition
- management
- Africa
- Library Collection RecordWoody, subalpine shrubs and grasses currently surround Lake Rutundu, Mount Kenya. Multiple proxies, including carbon isotopes, pollen and grass cuticles, from a 755-cm-long core were used to…Publication Date 2003
- Late Quaternary
- East Africa
- palaeoecology
- fire history
- C3
- C4
- palaeobotany
- Africa
- Library Collection RecordStable carbon and oxygen isotope analyses of ungulate grazers from four archaeological sites located in different environs within the Caledon River Valley have provided a relatively well-dated proxy…Publication Date 2002
- terminal Pleistocene
- Holocene
- carbon and oxygen isotopes
- southern Africa
- palaeoenvironments
- palaeobotany
- palaeoclimate
- Africa
- Library Collection RecordThe microscopic charcoal content of several Quaternary pollen sequences is used to investigate fire history in South Africa both during the Holocene and the Late Pleistocene. Although fluctuations in…Publication Date 2002
- microscopic charcoal
- pollen sequences
- fire history
- Iron Age
- Quaternary
- South Africa
- palaeobotany
- Africa
- Library Collection RecordAs stated by many authors in the recent past, soil erosion is one of the major environmental problems in southern Africa and it will become even more severe in the future due to population growth and…Publication Date 2003
- remote sensing
- degradation
- Erosion modelling
- Swaziland
- modelling
- soil erosion
- grasslands
- Africa
- Library Collection RecordIn the context of climate change mitigation and poverty reduction, it has been argued that biogas energy is relevant, as it is economically and ecologically useful. In the 1980s, biogas use played an…Publication Date 2014
- climate change
- Biogas
- socio-economic aspects
- policy
- rural women
- household income studies
- subsistence agriculture
- rural areas
- Burundi
- Africa
- Library Collection RecordA paired site study was conducted of communally grazed eutrophic and dystrophic grasslands and adjacent ungrazed areas of varying periods of exclusion from communal grazing. This allowed…Publication Date 1999
- grasslands
- grazing
- rural areas
- subsistence agriculture
- animal production
- plant production
- biodiversity
- Africa
- Library Collection RecordNASA's flagship Earth Observing System (EOS) Terra satellite was launched in 1999 and began sensing in March 2000 coincident with the first major field campaign of the Southern Africa Regional…Publication Date 2005
- remote sensing
- Africa
- Library Collection RecordUniversity of Natal , Pietermaritzburg, Doctor of Philosophy in the School of Life and Environmental Sciences.Publication Date 2004
- grasslands
- mangement
- carbon dioxide
- community vegetation studies
- plant production
- water use efficiency
- ecosystem ecology
- Africa
- Library Collection RecordQuestions: Does vegetation structure display any stability over the grazing season and in two successive years, and is there any correlation between the stability of these spatial patterns and local…Publication Date 2011
- Boolean process
- cattle
- functional diversity
- patch stability
- Semi-variograms
- Spatially explicit model
- stocking rate
- grazing
- cattle
- grassland
- modelling
- releves
- vegetation dynamics
- management
- Massif Central
- France
- Library Collection RecordA 2-year whole-farm study compared pasture-based systems increasing milk production per ha by increasing either stocking rate (from 2·5 to 3·8 cows/ha) or milk yield per cow (from 6000 to 9000 kg/…Publication Date 2011
- management
- economics
- milk yield
- stocking rate
- pasture
- grazing
- dairy cows
- dairy farm
- Australia
- Library Collection RecordThe main objective of this study was to determine to what extent grazing pressure and timing modulate the seasonal progression of herbage quality in hilly Mediterranean grassland systems. The study…Publication Date 2011
- grazing
- cattle
- fodder quality
- grassland
- management
- rangelands
- sustainablity
- acid detergent fibre
- digestibility
- grazing system
- neutral detergent fibre
- near-infrared reflectance spectroscopy
- protein
- stocking rate
- eastern Galilee
- Israel
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