Rangeland Ecology & Management
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- Library Collection Record1. Models of local stable coexistence require negative feedbacks, i.e. intraspecific interactions must be more negative than interspecific interactions. However, most competition experiments, often…Publication Date 2011
- grasslands
- community ecology
- seeds
- ecosystem ecology
- Coexistence
- competition
- competitive hierarchy
- facilitation
- germination
- intraspecific vs. interspecific interactions
- plant-soil feedbacks
- Michigan
- USA
- Library Collection RecordMany exotic species have been introduced or have escaped into grasslands where they form "novel ecosystems" of species with no evolutionary history of interaction. Novel ecosystems are…Publication Date 2011
- novel ecosystems
- Alien invasive species
- phenology
- niche partitioning
- Equalizing and stabilizing effects
- plant diversity
- tallgrass prairie
- altered precipitation
- global change
- Eragrostis curvula
- Panicum coloratum
- Sorghum halapense
- Sporobolus compositus
- Panicum virgatum
- Sorghastrum nutans
- grasslands
- restoration ecology
- ecosystem ecology
- species diversity
- rainfall
- Texas
- USA
- Library Collection RecordBackground: The invasion by Pinus elliottii is one of the most serious threats to the remaining native cerrado vegetation in São Paulo State, Brazil, causing biodiversity losses yet to be evaluated…Publication Date 2011
- plant ecology
- Alien invasive species
- grasslands
- biodiversity
- degradation
- ecosystem ecology
- savannah
- Brazil
- South America
- Library Collection RecordForages are important throughout the south-east USA for livestock production and wildlife habitat. However, little is known about how forage species commonly grown in this region influence soil-…Publication Date 2011
- soils
- foragage quality
- ecosystem ecology
- fungi
- water-stable aggregates
- hyphal density
- grasses
- legumes
- south-east USA
- Library Collection RecordAgricultural intensification negatively affects farmland biodiversity, and thereby, ecosystem services such as predation of weed seeds. Landscape complexity (large and diverse areas of semi-natural…Publication Date 2011
- Carabids
- ecosystem services
- plant-animal interactions
- Post-dispersal seed predation
- Slugs
- small mammals
- commercial agriculture
- seeds
- biodiversity
- invertebrates
- grasslands
- ecosystem ecology
- Germany
- 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
- Library Collection Record1.?Björkman et al. comment on Adams and Zhang’s finding of more leaf herbivory with increasing latitude, pointing out that top-down control by predators on insect herbivores might cause less…Publication Date 2011
- grassland
- ecosystem ecology
- ecosystem dynamics
- herbivores
- herbivory
- natural enemy
- plant-herbivore interactions
- predators
- scale
- system type
- temperature
- top-down control
- Library Collection Record1. Variation in species pools can affect plant diversity, but it remains unclear whether the magnitude of the response varies because of resource availability, community invasibility or other…Publication Date 2011
- grasslands
- ecosystem ecology
- species richness
- seeds
- water use
- Plant Productivity
- colonization
- diversity
- productivity
- seed addition
- species sorting
- species traits
- Michigan
- USA
- Library Collection Record1. Spatial variation in species composition within and among communities may be caused by deterministic, niche-based species sorting in response to underlying environmental heterogeneity as well as…Publication Date 2011
- ecosystem ecology
- community dynamics
- seeds
- agriculture
- succession
- community assembly
- community differentiation
- determinants of plant community diversity and structure
- dispersal limitation
- grassland
- meta-community
- nitrogen gradient
- secondary succession
- species pool
- species sorting
- Kansas
- USA
- Library Collection Record1. Recent research has shown that biodiversity may have its greatest impact on ecosystem functioning in heterogeneous environments. However, the role of soil heterogeneity as a modulator of ecosystem…Publication Date 2011
- ecosystem ecology
- biodiversity
- soil nutrients
- ecosystem functioning
- legumes
- plant functional groups
- plant resource use strategy
- plant-soil (below-ground) interactions
- productivity
- soil nutrient cycling
- soil nutrient heterogeneity
- Spain
- Library Collection Record1. Recent theoretical studies suggest that the stability of ecosystem processes is not governed by diversity per se, but by multitrophic interactions in complex communities. However, experimental…Publication Date 2011
- grasslands
- ecosystem ecology
- plant production
- invertebrates
- above- and below-ground interrelationships
- biodiversity loss
- biodiversity-ecosystem functioning relationship
- earthworms
- herbivore insects
- Jena Experiment
- plant-soil (below-ground) interactions
- variability
- Thuringia
- Germany
- Library Collection Record1. Growing recognition of the importance of climate extremes as drivers of contemporary and future ecological dynamics has led to increasing interest in studying these locally and globally important…Publication Date 2011
- climate change
- drought
- ecosystem sensitivity
- Extreme events
- extreme weather
- global change
- heat wave
- plant-climate interactions
- state change
- thresholds
- ecosystem ecology
- Ecosystem function
- Library Collection Record1.?The occurrence and intensity of climate extremes, such as extremely warm years, are expected to continue to increase with increasing tropospheric radiative forcing caused by anthropogenic…Publication Date 2011
- grasslands
- prairie
- climate change
- global wrming
- greenhouse gases
- plant production
- species richness
- ecosystem ecology
- C4 grasses
- -ground net primary productivity - ANPP
- anomalously warm year
- EcoCELL whole-ecosystem controlled-environment gas exchange facility
- grassland ecosystem
- interannual climate variability
- lagged responses
- plant biodiversity
- Plant functional group
- plant species diversity
- plant-climate interactions
- Oklahoma
- USA
- Library Collection RecordAlthough plant litter identity has long been recognized as one of the important drivers of terrestrial ecosystem processes, our understanding on this issue is limited. We incubated leaf litter of…Publication Date 2011
- ecosystem ecology
- soils
- grasslands
- Denaturing gradient gel electrophoresis
- litter decomposition
- phospholipid fatty acid
- soil bacteria
- soil fungi
- Japan
- Library Collection Record1. Plants mediate multiple interactions between below-ground (BG) and above-ground (AG) heterotrophic communities that have no direct physical contact. These interactions can be positive or negative…Publication Date 2011
- Food webs
- induced defence
- Induced resistance
- plant-herbivore interactions
- plant-insect interactions
- plant-microbe interactions
- soil communities
- systemic induction
- tritrophic interactions
- ecosystem ecology
- Library Collection Record1. Understanding the processes by which species sort themselves into communities remains a central puzzle for attempts to maintain biodiversity. It remains unclear whether any single assembly process…Publication Date 2011
- grasslands
- plant production
- ecosystem ecology
- disturbance
- Coexistence
- Complementarity
- fertilization
- functional trait
- Meadow
- mowing
- null model
- plant population and community dynamics
- productivity
- removal
- South Bohemia
- Czech Republic
- Library Collection Record1. Plant defence theory provides a robust framework for understanding interactions between plants and antagonists, and for interpreting broad patterns in the functional-trait composition of plant…Publication Date 2011
- physical dormancy
- physiological dormancy
- plant defence theory
- plant-herbivore interactions
- plant pathogens
- seed-infecting fungi
- seed persistence
- soil seed bank
- seeds
- ecosystem ecology
- Library Collection Record1. Shifts in the spatial and temporal patterns of flowering could affect the resources available to pollinators, and such shifts might become more common as climate change progresses. 2. As mid-…Publication Date 2011
- ecosystem ecology
- temperature
- climate change
- cumulative flowering density
- flower abundance
- Flowering phenology
- plant-climate interactions
- pollinators
- resource availability
- Rocky Mountain Biological Laboratory
- Rocky Mountains
- USA
- Library Collection RecordEcological patterns and processes are highly scale-dependent, but few studies have used standardized methodology to examine how scale dependency varies across continents. This paper examines scale…Publication Date 2011
- beta diversity
- biogeography
- community structure
- Formicidae
- scale dependency
- Ants
- invertebrates
- savanna
- ecosystem ecology
- Australia
- Brazil
- Library Collection Record1. We hypothesize that flowering phenology correlates with plant height growth pattern and that the pattern is associated with functional traits including maximum plant height (Hmax), RGR, stem…Publication Date 2011
- grassland
- ecosystem ecology
- seasonality
- Plant Productivity
- determinants of plant community diversity and structure
- height growth trajectory
- leaf mass per area
- life-history strategy
- maximum plant height
- RGR
- stem tissue mass density
- New England
- USA
- 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 RecordEditorialPublication Date 2011
- vegetation surveys
- restoration ecology
- Alien invasive species
- ecosystem ecology
- Library Collection Record1. Above-ground (AG) and below-ground (BG) biota show little overlap and are usually investigated independently. However, both communities are connected by a group of organisms that intrinsically…Publication Date 2011
- herbivory
- Induced resistance
- multitrophic interactions
- mutualism
- mycorrhiza
- Plant defence
- plant pathogens
- Rhizobia
- soil biota
- systemic resistance
- ecosystem ecology
- Library Collection RecordKenya Environment and Science Journalists Association (KENSJA) Submitted by aventh on August 24, 2009 - 5:41am Initiated in February 2007, the Kenya Environment and Science Journalists Association (…Publication Date 2011
- ecosystem ecology
- economics
- legislation
- journalism
- southern Africa
- Library Collection RecordThe 28-month study assessed the impacts of five syntopic medium-sized mammalian browsers and one fire event in a woodland savanna in the Matobo Hills, Zimbabwe. Aspects of herbivory, mechanical…Publication Date 2011
- antelopes
- Zimbabwe
- Duikers
- Bushbuck
- kudu
- seed dispersal
- grazing
- ecosystem ecology
- fire ecology
- savanna
- nutrients
- game plant production
- germination
- southern Africa
- Library Collection RecordBoreholes in the Kruger National Park (KNP) was at first developed to increase the number of animals that were at low densities because of poaching, diseases, fencing and low permanent water…Publication Date 2011
- national park
- water
- management
- piospheres
- soil moisture
- boreholes
- ecosystem ecology
- southern Africa
- Library Collection RecordThe widespread provision of water points in protected areas in semi-arid savannas has supported associated increases in cumulative grazing pressure. This study addresses the management implications…Publication Date 2011
- water
- piosphere
- management
- savanna
- grazing
- nature reserve
- ecosystem ecology
- southern Africa
- Library Collection RecordConservation Biology for All provides cutting-edge but basic conservation science to a global readership. A series of authoritative chapters have been written by the top names in conservation biology…Publication Date 2010
- conservation
- climate change
- socio-economic aspects
- ecosystem ecology
- management
- fire ecology
- invasive species
- southern Africa
- Library Collection RecordAbstract Livestock grazing is often viewed as having detrimental effects on plants and plant communities. Livestock grazing can, however, be managed to be an effective tool for vegetation management…Publication Date 2010
- livestock
- grazing
- nutrition
- ecology
- management
- vegetation dynamics
- ecosystem ecology
- fire ecology
- southern Africa
- Library Collection RecordThis paper is a first step towards a conservation plan for the Kruger to Canyons Biosphere Reserve (K2C) on the South African Central Lowveld, quantifying the historical land-cover trends (1993 2006…Publication Date 2010
- Central Lowveld
- conservation planning
- development
- land-use change
- conservation
- management
- land use
- rangeland
- ecosystem ecology
- biodiversity
- socio-economic aspects
- South Africa
- Library Collection RecordPredicting the effect of different management strategies on range condition is a challenge for farmers in highly variable environments. A model that explains how the relations between rainfall,…Publication Date 2010
- catastrophe theory
- complexity theory
- Disequilibrium
- hysteresis
- moving attractors
- vegetation dynamics
- livestock
- rainfall
- rangelands
- mangement
- rangeland condition
- modelling
- ecosystem ecology
- stocking rate
- South Africa
- Library Collection RecordThe Great Fish River Reserve (GFRR), in the Eastern Cape, has proved to be particularly suitable for the black rhinoceros that have been introduced over the past 20 years. In captivity, these animals…Publication Date 2010
- black rhinoceros
- Browse Species
- diet
- ABTS
- DPPH
- FRAP
- Folin-Ciocalteau
- disease
- diet selection
- ecosystem ecology
- national parks
- Africa
- Library Collection RecordThe long-term establishment sequence of the woody component of the Sourish Mixed Bushveld of the Limpopo province was studied and documented. Vegetation surveys were conducted at a protected site at…Publication Date 2010
- Bush encroachment
- tree density
- tree sucession
- ecosystem ecology
- Limpopo
- South Africa
- Library Collection RecordWe investigated the indirect influence of mammalian herbivores on invertebrates, by utilising long-term mammalian herbivore exclosures in Kruger National Park. The exclosures span three distinct…Publication Date 2010
- herbivores
- invertebrates
- Vegetation Change
- national parks
- ecosystem ecology
- Ants
- Beetles
- Elephants
- savanna
- spiders
- Kruger National Park
- South Africa
- Library Collection RecordAbstract Objectives: To (1) assess the strength of evidence for the role of termites in vegetation heterogeneity in African savannas, and (2) identify the mechanisms by which termites induce such…Publication Date 2010
- Banded vegetation
- Bush encroachment
- desertification
- Fertility islands
- fire
- herbivory
- Spotted vegetation
- savanna
- Ants
- invertebrates
- Termites
- ecosystem ecology
- Africa
- Library Collection RecordInvertebrate diversity is seldom included in conservation assessments, primarily because information is lacking. Broad surveys may be too costly, difficult or ineffective. Here we assess a '…Publication Date 2010
- conservation planning
- inventory
- quantified method
- species accumulation
- temporal effect
- invertebrates
- ecosystem ecology
- savanna
- Africa
- Library Collection Record1. Through their effects on plant communities, herbivores can exert strong direct and indirect effects on savanna ecosystems and have the potential to create and maintain savanna landscape…Publication Date 2010
- grazing
- savanna
- herbivores
- ecosystem ecology
- vegetation dynamics
- cattle
- game
- cattle - wildlife interactions
- ecological legacies
- facilitation
- foraging behaviour
- landscape heterogeneity
- pastoralism
- plant - herbivore interactions
- rangeland
- succession
- Africa
- Library Collection Record1. Up to 73% of the world s rangelands are degraded, and increasing demand for meat in developing countries and a growing human population are likely to exert even greater pressures on rangelands in…Publication Date 2010
- restoration ecology
- stocking rates
- grazing
- rangelands
- rainfall
- management
- ecosystem ecology
- vegetation dynamics
- South Africa
- Library Collection RecordInvasive plants have invaded swathes of grasslands in Lake Nakuru National Park thus necessitating the Park management to institute measures to control them. Despite this, information on the status…Publication Date 2010
- biomass
- crude protein
- density
- forage
- grasslands
- invasive plants
- management
- ecosystem ecology
- Forage Quantity
- forage quality
- Kenya
- Africa
- Library Collection RecordRelationships between species richness per plant life form and the soil properties: infiltrability, clay plus silt content, salinity, and pH were investigated at eighteen study sites located in…Publication Date 2010
- clay
- EC
- Infiltrability
- niche
- pH
- silt
- Soil Condition
- species richness
- biodiversity
- ecosystem ecology
- South Africa
- Library Collection RecordThis study aimed to quantify and understand the impact of severe land degradation on plant diversity in part of the Succulent Karoo. Although total number of species declined with heavy grazing,…Publication Date 2010
- disturbance
- Extirpation
- grazing
- local extinction
- Nurse plants
- soil crusts
- degradation
- biodiversity
- species richness
- ecosystem ecology
- landscape ecology
- Succulent karoo
- South Africa
- Library Collection RecordGrasslands in South Africa have been extensively transformed and fragmented, but are poorly protected. Commercial afforestation poses a particular threat to grassland biodiversity because areas…Publication Date 2010
- Ecological network
- connectivity
- fragmentation
- agroforestry
- Grassland bird conservation
- grasslands
- conservation
- birds
- fire
- management
- ecosystem ecology
- South Africa
- Library Collection RecordSavannas are the most extensive biome in the tropics. These extremely dynamic coupled socio-ecological ecosystems are shaped by a long history of interaction with humans, fire, climate and wildlife,…Publication Date 2010
- savanna
- biodiversity
- management
- ecosystem ecology
- socio-economic aspects
- sustainability
- Library Collection Record1. Global change is likely to alter plant community structure, with consequences for the structure and functioning of the below-ground community and potential feedbacks to climate change.…Publication Date 2010
- climate change
- soils
- bacteria:fungi ratio
- ecosystem ecology
- carbon cycling
- leaf traits
- nutrient cycling
- plant growth strategy
- relative growth rate
- root traits
- soil microbial community structure
- ScotlandÂ
- Library Collection Record1. Plant diversity has profound effects on primary production. Plant diversity has been shown to correlate with increased primary production in nutrient-limited grassland ecosystems. This…Publication Date 2010
- ecosystem ecology
- grassland
- biodiversity
- determinants of plant community diversity and structure
- ecosystem functioning
- niche differentiation
- Nutrient depletion
- root ecology
- root interactions
- species interactions
- soil nutrients
- soil organic matter
- plant production
- Library Collection Record1. Climate change will cause changes in average temperature and precipitation as well as increased fluctuations around the mean, yet few studies have considered the impacts of altered climate…Publication Date 2010
- vegetation dynamics
- temperature
- rainfall
- vegetation dynamics
- ecosystem ecology
- climate change
- elasticity
- Life History
- matrix models
- mixed-grass prairie
- short-lived perennial
- stochastic demography
- Kansas
- USA
- Library Collection Record1. Population dynamics often defy predictions based on empirical models, and explanations for noisy dynamics have ranged from deterministic chaos to environmental stochasticity. Transient (short-term…Publication Date 2010
- conservation
- management
- disturbance
- vegetaqtion dynamics
- ecosystem ecology
- amplification
- attenuation
- demography
- Life History
- phylogeny
- population dynamics
- projection matrix
- transients
- Library Collection RecordParadigms about desertification and non-equilibrium dynamics are currently dominating discussions about rangeland and pastoralist systems in semi-arid and arid zones. Climate variability is a major…Publication Date 2010
- Dis-equilibrium
- equilibrium
- grazing systems
- non-equilibrium
- pastoralism
- drought
- management
- ecosystem ecology
- Library Collection Record1. Plant demographers using matrix tools have paid special attention to vital rates of reproduction, growth and survival. The demographic implications of plants regressing in size, or shrinking, have…Publication Date 2010
- vegetation dynamics
- ecosystem ecology
- comparative plant demography
- damping ratio
- Life Span
- matrix dimension
- plant shrinkage
- population growth rate (?)
- projection matrix models
- size phenotypic plasticity
- Library Collection Record1. An unresolved question in plant ecology is how the balance between positive and negative interactions changes with environmental conditions. Recently, the debate has been expanded by Brooker…Publication Date 2010
- vegetation dynamics
- ecosystem ecology
- competition
- environmental gradients
- facilitation
- indices
- plant interactions