Rangeland Ecology & Management
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- Library Collection RecordCondensed tannins are ecologically important compounds in plants for several reasons, e.g. as herbivore deterrents or protecting photosynthetic tissues against ultraviolet radiation. The hand-held…Publication Date 2014
- Dualex
- flavonol
- herbivore
- Multiplex
- secondary metabolite
- Nkuhlu
- Letaba
- Kruger National Park
- Africa
- Library Collection RecordAnnual burning homogenizes plant communities and causes a shift in species composition. Annual burning does not cause significant reductions in plant species richness. Annually-burned…Publication Date 2014
- Annual Burning
- biodiversity conservation
- Commercial plantation forestry
- Firebreak
- grassland
- grazing
- species composition
- species turnover
- Africa
- Library Collection RecordForage legumes have the potential to contribute substantially to warm-season, subtropical and tropical pastures and rangelands. Compared to grasses, they have advantages in accessing subsoil…Publication Date 2014
- Africa
- Library Collection RecordVetch species (Vicia narbonensis, V. sativa and V. villosa) are widely used for fodder production in Tunisia. This study aims to investigate vetch strategies involved in drought resistance through…Publication Date 2014
- drought
- Fodder
- management
- plant production
- water stress
- vetch species
- growth
- water relations
- stomatal conductance
- proline
- Tunisia
- Africa
- Library Collection RecordAn experiment was carried out to investigate the effects of date of undersowing different legume species on maize grain yield and forage quality. Early-maturing maize (Zea mays L. cv. Suwan1) and…Publication Date 2014
- lablab
- mucuna
- suwan-1
- tephrosia
- undersowing
- Nigeria
- Africa
- Library Collection RecordTree canopies can change soil environments. Our study looked at soils 10%, 50%, 100% and 150% the distance from tree trunk to canopy edge of leguminous sabiá (Mimosa caesalpiniifolia Benth.) and…Publication Date 2014
- Africa
- Library Collection RecordIn the Mopane Bushveld, Colophospermum mopane is viewed as a threat due to its ability to suppress the herbaceous layer. The objective of this study was to investigate the re-establishment of C.…Publication Date 2014
- Bush encroachment
- restoration ecology
- savanna
- management
- fodder production
- browsing
- soil nutrients
- Africa
- Library Collection RecordDescription not available.Publication Date 2014
- Africa
- Library Collection RecordDescription not available.Publication Date 2014
- Africa
- Library Collection RecordUsing an analysis of aerial photographs from 1942, 1985 and 2004 we assessed the impact of changing land tenure and land-use regimes on the cover of thicket vegetation on the Grahamstown commonage.…Publication Date 2014
- bush encroahcment
- land use
- management
- Aerial Photographs
- goats
- browsing
- livestock
- grazing
- grasses
- shrubs
- degradation
- Grahamstown
- South Africa
- Library Collection RecordA quantitative description of woody plant communities that aimed at aiding studies on grass–tree competition interactions, bush encroachment and estimation of food to browser herbivore species, was…Publication Date 2014
- Bush encroachment
- competition
- grasses
- browse
- fodder production
- plant production
- Africa
- Library Collection RecordAn online decision support system derived from research and expert knowledge was developed for arid rangeland management in central Namibia. The expert system emphasises the control of bush…Publication Date 2014
- Bush encroachment
- decision support systems
- rangeland management
- rainfall
- savanna
- restoration ecology
- photographs
- Namibia
- Africa
- Library Collection RecordThe ingression of woody plants into savannas, known as bush or shrub encroachment, has become a global concern. Fire has been acknowledged as a key factor in managing woody vegetation in savannas.…Publication Date 2014
- Africa
- Library Collection RecordClimate change is expected to adversely affect agriculture in South Africa. A rise in variable and unfavourable conditions is likely to surpass the limits of current coping mechanisms of farmers,…Publication Date 2014
- climate change
- agriculture
- livestock
- Karoo
- rangelands
- Subsistence farming
- communal farming
- socio-economic aspects
- management
- South 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 RecordTropical and subtropical rangeland systems provide core ecosystem services for the welfare of human populations that rely on readiness and quality of forage resources. However, forage species are…Publication Date 2014
- Landscape genetics
- Plant population dynamics
- population genetics
- Tropical rangeland systems
- Themeda australis
- rangelands
- Themed atriandra
- ecosystem services
- genetics
- Kenya
- Africa
- Library Collection RecordThere is a common perception in South Africa that the youth are not interested in agriculture, leading to two concerns: first, that this is exacerbating the youth unemployment crisis, and second,…Publication Date 2013
- Africa
- Library Collection RecordDescription not available.Publication Date 2013
- Africa
- Library Collection RecordThis paper was prepared in response to a paper prepared by Vetter (in this issue) that addressed the issue of policy development related to sustainable management of rangelands. In line with the…Publication Date 2013
- policy
- Sustainable development
- management
- subsistence agriculture
- rangelands
- livestock
- agriculture
- animal productivity
- Plant Productivity
- Msinga
- KwaZulu-Natal
- South Africa
- Library Collection RecordIn vitro organic matter disappearance (IVOMD) of African browse species often indicates artificially low nutritive value due to the presence of condensed tannins (CT). Diet of the rumen liquor donor…Publication Date 2013
- Africa
- Library Collection RecordPolicy affecting the rangeland commons in South Africa has been based largely on management models developed for large-scale commercial farming. This paper examines the current policy situation and…Publication Date 2013
- policy
- socio-economic aspects
- rangelands
- Communal areas
- management
- Sustainable development
- agriculture
- livestock
- Tenure
- legislation
- South Africa
- Library Collection RecordThemeda triandra is a perennial tussock grass endemic to Africa, Australia and Asia. Within these regions it is found across a broad range of climates, geological substrates and ecosystems. Because…Publication Date 2013
- Africa
- Library Collection RecordEuclea divinorum, a fast establishing, unpalatable, and fire resistant bush is considered an invasive species in some parts of its range. In Ol Pejeta Conservancy (OPC), Kenya, E. divinorum bushes…Publication Date 2013
- Acacia drepanolobium
- encroachment
- Euclea divinorum
- grassland
- invasion
- seedlings
- indigenous encroaching species
- grasslands
- rainfall
- ecosystem ecology
- Kenya
- Africa
- Library Collection RecordLarge mammalian herbivores are well recognized to play important roles in regulating woody cover and biomass in savannas, but the extent to which browsing ungulates are capable of regulating woody…Publication Date 2013
- browsing
- dik-dik
- elephant
- mortality
- plant-herbivore interactions
- recruitment
- shrub encroachment
- top-down control
- ecosystem ecology
- savanna
- biomass
- Plant Productivity
- management
- Africa
- Library Collection Record“Desertification is a fancy word for land that is turning to desert,†begins Allan Savory in this quietly powerful talk. And it's happening to about two-thirds of the world’s grasslands,…Publication Date 2013
- global warming
- climate change
- grasslands
- desertification
- livestock
- subsistence arming
- rural areas
- socio-economic aspects
- degradation
- restoration ecology
- revegetation
- system ecology
- United States
- Library Collection RecordSavannahs are widespread vegetation type in Sudanian zone of Africa. As protected areas are often assumed to be the best way to conserve biodiversity, we assessed the effectiveness of the Pendjari…Publication Date 2013
- conservation
- diversity
- savannah
- Structure
- Woody Species
- management
- ecosystem ecology
- Africa
- Library Collection RecordQuestions Intensification of livestock production has led to the increasing input of agrochemicals, mostly herbicides, in natural and semi-natural grasslands. Glyphosate application shifts vegetation…Publication Date 2013
- conservation
- disturbance
- diversity
- Flooding Pampa grassland
- Floristic Composition
- Herbicide
- livestock
- grasslands
- herbicides
- glyphosphate
- seed banks
- biodiversity
- Argentina
- Library Collection RecordThere is a common perception in South Africa that the youth are not interested in agriculture, leading to two concerns: first, that this is exacerbating the youth unemployment crisis, and second,…Publication Date 2013
- agriculture
- socio-economic aspects
- communal farming
- rural areas
- animal production
- Plant Productivity
- policy
- livestock
- communal rangelands
- cattle
- goats
- South Africa
- Library Collection RecordThis paper complements Vetter's position paper, "Development and sustainable management of rangeland commons - aligning policy with the realities of South Africa's rural landscape…Publication Date 2013
- Sustainable development
- socio-economic aspects
- communal farming
- rural areas
- subsistence agriculture
- livestock
- management
- policy
- South Africa
- Library Collection RecordFire and herbivory are the main disturbances shaping the structure of savannas. In these ecosystems, the key strategies by which woody plants escape fire are either early height growth (the lanky…Publication Date 2013
- African savannas
- bark thickness
- cerrado
- consumer control
- disturbance regime
- fire intensity
- fire-escape strategies
- herbivory
- plant development and life-history traits
- tree height
- savanna
- fire ecology
- Africa
- Library Collection RecordThis study investigated dip-tank use effects on herbaceous vegetation and soil, and relationships between environmental and species variables. Eight dip-tanks, three each in sandy (DPBS) and loamy (…Publication Date 2013
- Africa
- Library Collection RecordKnowledge of the success or otherwise of conservation interventions is often locked within localised networks, resulting in mistakes being replicated unnecessarily. The savannahs of eastern and…Publication Date 2013
- conservation
- Evidence based conservation
- Management interventions
- national parks
- protected areas
- savanna
- management
- Africa
- Library Collection RecordDescription not available.Publication Date 2013
- Africa
- Library Collection RecordWe evaluated the fodder quality of Ficus thonningii Blume in the Ahferom district of Tigray, Ethiopia. Determination of foliar macronutrients and proximate chemical compositions was undertaken using…Publication Date 2013
- Africa
- Library Collection RecordLand and agrarian reform has the potential to expand South Africa's rangeland commons and enhance their contribution to the livelihoods of the rural poor, yet to a large extent this has been an…Publication Date 2013
- rangeland
- Communal areas
- land reform
- subsistence agriculture
- socio-economic aspects
- policies
- Commercial farming
- agriculture
- Poverty
- livestock
- animal production
- management
- South Africa
- Library Collection RecordThe present study assessed the effects of deferred grazing management on rangeland condition using aboveground biomass, vegetation cover and species composition as indicators of range condition. The…Publication Date 2013
- grazing
- vegetation
- ecosystem ecology
- management
- rangeland
- biomass
- grazing management
- ngitili
- species diversity
- vegetation cover
- Shinyanga
- Meatu districts
- Tanzania
- Africa
- Library Collection RecordDescription not available.Publication Date 2013
- Africa
- Library Collection RecordPastoralists in Namaqualand, South Africa, use herd mobility to manage livestock and rangeland resources. However, their socioeconomic conditions and ecological landscapes are changing and we explore…Publication Date 2013
- management
- livestock
- socio-economic aspects
- rangelands
- communal farming
- policy
- pastoralism
- grazing
- Namaqualand
- South 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 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 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 RecordDescription not available.Publication Date 2012
- 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 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 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 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 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 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 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 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