Rangeland Ecology & Management
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- Library Collection RecordSmoke from wildfires has adverse biological and social consequences, and various lines of evidence suggest that smoke from wildfires in the future may be more intense and widespread, demanding that…Publication Date 2014
- modelling
- management
- ecosystem ecology
- climate change
- smoke transport
- feedbacks
- coupled models
- Library Collection RecordEditorialPublication Date 2014
- modelling
- plant traits
- conservation
- restoration
- management
- 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 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 RecordBrowsing herbivores are generally highly selective feeders, selecting for new shoots and young plant material. Determinations of browser carrying capacity are then greatly inflated when based on…Publication Date 2014
- savanna
- browsing
- grazing
- game
- wildlife
- conservation
- carrying capacity
- climate
- soil
- rainfall
- modelling
- plant production
- management
- Zululand region
- KwaZulu-Natal
- South Africa
- Library Collection RecordSeveral studies have demonstrated that seed mass is related to different environmental factors. However, they have taken no account of the joint effects of spatial and phylogenetic information. We…Publication Date 2013
- Elevational gradient
- Phylogenetic autocorrelation
- soil pH
- soil fertility
- spatial autocorrelation
- temperature
- seeds
- grasslands
- climate
- soils
- modelling
- land use
- southern Alps
- Library Collection RecordDecision-making for conservation management often involves evaluating risks in the face of environmental uncertainty. Models support decision-making by (1) synthesizing available knowledge in a…Publication Date 2013
- communication
- conservation
- modelling
- structured decision-making
- trust
- uncertainty
- management
- Library Collection RecordThe development of models of the relationship between biodiversity and ecosystem function (BEF) has advanced rapidly over the last 20 years, incorporating insights gained through extensive…Publication Date 2013
- modelling
- biodiversity
- ecosystem ecology
- Ecosystem function
- species richness
- species composition
- 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 RecordQuestions: In species response modelling, can a hierarchical logistic regression framework compete against GAM in terms of statistical inference? Are bimodal shapes useful to model species responses…Publication Date 2013
- ecology
- modelling
- ecosystem analysis
- Bioindication
- environmental gradient
- Hierarchical modelling
- logistic regression
- Realized niche
- Species optimum
- species turnover
- Germany
- Library Collection RecordRestoration priorities are typically established without quantitative information on how to overcome the thresholds that preclude successful restoration of desirable ecosystem properties and services…Publication Date 2013
- fire intensity
- fire physics
- fire trap
- grassland
- juniper
- positive feedback
- regime shifts
- resilience
- restoration ecology
- state and transition model
- restoration ecology
- fire ecology
- modelling
- management
- indigenous encroaching species
- grasslands
- United States
- Library Collection RecordGlobal warming is one of the most profound challenges for human beings during the 21st century. The world's leading scientists have identified that warming of the climate system is unequivocal,…Publication Date 2013
- climate change
- greenhouse gases
- global warming
- agriculture
- socio-economic aspects
- carbon dioxide
- Methane
- soils
- land use
- management
- carbon sequestration
- modelling
- monitoring
- Tsukuba
- Japan
- 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 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 RecordQuestion What is the precision of five methods of measuring vegetation structure using ground-based digital imagery and processing techniques? Location Lincoln, Nebraska, USA Methods Vertical…Publication Date 2013
- Grassland vegetation structure
- Estimating vegetative cover
- Standing crop estimate
- Vertical obstruction
- visual obstruction
- grassland
- DIVA
- Phytosociology
- modelling
- Nebraska
- USA
- 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 RecordReserve site selection models can be enhanced by including habitat conditions that populations need for food, shelter, and reproduction. We present a new population protection function that…Publication Date 2013
- Reserve design
- Life history-based protection
- Spatial optimization
- 0-1 Programming
- conservation
- planning
- management
- ecosystem ecology
- modelling
- Lopez Island
- United States
- Library Collection RecordQuestions How do fragment-level characteristics affect remnant grassland functioning in a highly transformed landscape? Are artificial neural networks (ANNs) a better statistical tool to model…Publication Date 2013
- Enhanced vegetation index
- fragmentation
- Landscape structure
- MODIS data
- neural networks
- Paspalum quadrifarium
- Tall-tussock grassland
- grassland
- Ecosystem function
- ecosystem ecology
- modelling
- soils
- Tandilia Range
- Southern Pampa
- Buenos Aires Province
- Argentina
- Library Collection RecordMany of the intransigent problems facing the world arise in complex systems. In this paper, I propose that communal rangelands in South Africa be recognised as complex social-ecological systems and…Publication Date 2013
- communal farming
- rangelands
- socio-economic aspects
- Sustainable development
- climate change
- policy
- management
- modelling
- subsistence agriculture
- South 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 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 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 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 RecordFicus thonningii is a multipurpose browse tree in northern Ethiopia. Despite its importance, techniques for quantifying its browsable biomass have not been developed. To develop best-estimation…Publication Date 2012
- allometry
- indigenous fodder trees
- Tigray
- modelling
- plant production
- forage quality
- foraging ecology
- North Africa
- Ethiopia
- Library Collection RecordThe relative constancy of the lower limit on Earth’s atmospheric CO2 concentration ([CO2]a) during major tectonic episodes over the final 24 million years (Ma) of the Cenozoic is surprising because…Publication Date 2012
- biological weathering
- Miocene
- modelling
- mycorrhiza
- plant - climate interactions
- 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 RecordLong-term ecological studies are critical for providing key insights in ecology, environmental change, natural resource management and biodiversity conservation. In this paper, we briefly discuss…Publication Date 2012
- ecological change
- ecological theory
- long-term ecological study
- modelling
- vulnerability assessment
- Library Collection RecordThe establishment of conservancies and collaborative nature reserves is often promoted without understanding the impact that such initiatives have on the environment, the wildlife and landowners.…Publication Date 2012
- nature reserve
- management
- game
- livestock
- agriculture
- land use
- conservation
- grazing
- Library Collection RecordMost results of restoration efforts are species-specific and/or site-specific and therefore are not general enough to be easily applied to other species and other sites. Our research addresses the…Publication Date 2012
- British Columbia
- Bunchgrass prairies
- grasslands
- modelling
- Oregon
- Pacific Northwest
- predictive models
- prairies
- Washington
- Oregon
- Washington
- USA
- British Columbia
- Canada
- Library Collection RecordBioclimatic envelope models use associations between aspects of climate and species' occurrences to estimate the conditions that are suitable to maintain viable populations. Once bioclimatic…Publication Date 2012
- biodiversity
- biogeography
- climate change
- climate envelopes
- conservation planning
- ecological niches
- Invasions
- niche conservation
- restoration ecology
- species distributions
- translocation experiments
- uncertainty in prediction
- modelling
- decision support systems
- Library Collection RecordThe relative effects of tree clearing, increased livestock densities and nutrient enrichment have rarely been compared across markedly different organism types, but negative effects are generally…Publication Date 2012
- agriculture
- livestock
- Native Pasture
- nutrient enrichment
- rotational grazing
- woodland
- Australia
- Library Collection Record1.?Matrix population models capture how variation in vital rates among life stages translates to population dynamics. Analyses of these models generally assume that populations have reached a stable…Publication Date 2011
- modelling
- conservation
- community dynamics
- ecosyetem ecology
- matrix model
- plant demography
- plant population and community dynamics
- population growth rate
- population projection
- projection distance
- stable stage distribution
- transient dynamics
- 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 RecordGrazeIn is a model for predicting herbage intake and milk production of grazing dairy cows. The objectives of this paper are to test its robustness according to a planned arrangement of grazing and…Publication Date 2011
- animal production
- forage
- management
- grazing
- dairy cow
- herbage intake
- milk production
- modelling
- simulation
- Validation
- Europe
- Library Collection RecordWe developed a method for predicting the total cadmium (Cd) concentration [CdT] in soil solution. Disregarding minor ion pairs, [CdT] was approximated by . We assumed that Cd2+ activity (Cd2+) is…Publication Date 2011
- cadmium
- soils
- toxicity
- pollution
- modelling
- Library Collection RecordLablab purpureus is a multipurpose legume with potential as a vegetable, pulse or forage crop for smallholder farming systems of southern Africa. Its use in the region is limited because the long-…Publication Date 2011
- lablab
- Limpopo Province
- multipurpose crop
- short duration
- forage quality
- Forage Quantity
- livestock
- agriculture
- subsistence agriculture
- seeds
- Africa
- Library Collection RecordOver the past two decades, the issue of rural women in developing countries has evolved from relative obscurity to a primary concern among the growing community of researchers and policy makers who…Publication Date 2011
- Socio- economic factors
- women participation
- productive projects
- rural women
- Poverty
- Iran
- economics
- livestock
- Iran
- Library Collection RecordThe increasing need to manage plant invasions has generated international interest in predicting the dispersal of invasive weeds, including the role of humans due to the influence of anthropogenic…Publication Date 2011
- Human dispersal
- invasive weed
- Tradescantia fluminensis
- Alien invasive species
- disturbance
- modelling
- New Zealand
- 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 RecordQuestion: Can we predict the spatial distribution of plant communities in semi-arid rangelands based on a limited set of environmental variables? Where are priority areas for conservation located?…Publication Date 2011
- CT-model
- Decision tree classifier
- grazing intensity
- Juniperus excelsa woodlands
- rangelands
- ecosystem ecology
- mapping
- conservation ecology
- grazing
- modelling
- agriculture
- Al Jabal al Akhdar
- Arabia
- Library Collection Record1. Climate extremes are expected to increase in frequency and magnitude as a consequence of global warming. 2.Managed permanent grasslands cover a large surface in Europe and contribute substantially…Publication Date 2011
- agriculture
- drought
- modelling
- adaptation
- climate change
- plant production
- Ecosystem function
- climatic events
- extreme weather
- grassland
- meadows
- phenotypes
- plant-climate interactions
- provenances
- within-species variability
- Europe
- Library Collection Record1. Spatially explicit understanding of the delivery of multiple ecosystem services (ES) from global to local scales is currently limited. New studies analysing the simultaneous provision of multiple…Publication Date 2011
- of plant community diversity and structure
- ecosystem services
- functional trade-offs
- landscape modelling
- mountain grassland management
- plant functional traits
- management
- grassland
- modelling
- ecosystem services
- policy
- land use
- grassland
- ecosystem ecology
- biodiversity
- plant functional traits
- Central French Alps
- Europe
- 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 RecordLegume content in grass -legume mixtures is a key parameter for deciding the forage quality and the amount of fertilizer application to the pasture due to nitrogen (N) fixation. To estimate legume…Publication Date 2011
- pastures
- plant production
- forage quality
- legumes
- fertiliser
- legumes
- modelling
- image processing
- Bootstrap procedure
- fertilizer application
- hyperspectral remote sensing
- pasture quality
- white clover
- Hokkaido
- Japan
- Library Collection RecordOn the main Japanese island of Honshu, bark or sawdust is often added to cattle excreta as part of the composting process. Dairy farmers sometimes need to dispose of manure that is excess to their…Publication Date 2011
- grasslands
- Compost
- Methane
- nitrous oxide
- greenhouse gases
- climate change
- global warming
- soils
- ANOVA
- modelling
- Honshu
- Japan
- Library Collection RecordInvasive species in Africa have important impacts on food security and biodiversity conservation. African floodplains in arid areas are critical wildlife habitats in addition to crop production and…Publication Date 2011
- dispersers
- habitat
- shifting cultivation
- wildlife
- Alien invasive species
- seeds
- seedlings
- livestock
- game
- conservation
- old lands
- ecosystem ecology
- Tana River
- Kenya
- 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 RecordObjective: To contribute to the integration of key ecological concepts such as dynamic equilibrium, critical threshold, resistance and resilience to the "State and Transition Model " (STM…Publication Date 2011
- Dynamic equilibrium
- rangeland ecology
- resilience
- resistance
- thresholds
- ecosystem ecology
- modelling
- Ecosystem function
- state-and-transition model
- rangelands
- management
- Library Collection Record1. Plant-plant interactions are known to vary with changing environmental conditions; however, we have little empirical knowledge of the impact of abrupt environmental changes on millennial scale…Publication Date 2011
- climate change
- palaeoecology
- management
- grasses
- modelling
- community dynamics
- ecosystem changes
- abrupt climate change
- alternative stable states
- community dynamics
- competition
- facilitation
- fire
- herbivore density
- nitrogen availability
- plant population
- Tree-grass coexistence
- England
- Library Collection RecordDespite the widespread recognition that disturbance by livestock affects multiple indices of landscape health, few studies have examined their effects on both biotic and abiotic processes. We…Publication Date 2011
- disturbance
- grazing gradient
- landscape function
- overgrazing
- plant diversity
- reptiles
- grazing
- livestock
- soils
- ecosystem ecology
- rangelands
- Australia