Rangeland Ecology & Management
Get reliable science
Toggle Search
Result Type
Collection
Keywords
Document Type
Displaying 1 - 50 of 851 results
- Library Collection RecordPublication Date 2020-06
- cattle
- GPS tracking
- Grazeable Areas
- grazing distribution
- stocking rates
- Library Collection RecordPublication Date 2020-02
- alkaloids
- beef
- cattle
- Delphinium
- larkspur
- rangelands
- Library Collection RecordGrasshopper outbreaks in Nebraska have resulted in losses over $2 million per year due to lost forage for livestock. As much as 23% of western U.S. forage is consumed by grasshoppers annually.…Publication Date 2018-06
- AUMs
- cattle
- grasshoppers
- grazing
- insecticide
- Library Collection RecordWe examined multiple environmental factors related to climate change that affect cattle production on rangelands to identify sources of vulnerability among seven regions of the western United States…Publication Date 2017
- cattle
- climate change
- rangelands
- vulnerability
- Library Collection RecordPastoral livestock production systems in Africa that have existed for centuries are now threatened by changing demographics, improved communications, increased availability of modern weapons, open…Publication Date 2017
- Africa
- cattle
- food crisis
- grazing
- livestock
- nomads
- range management
- Library Collection RecordThe dispersal of woody plant seeds by livestock has been implicated as one of the causes of woody plant encroachment in semiarid ecosystems worldwide. In the southern Great Plains, United States,…Publication Date 2017
- brush management
- cattle
- endozoochory
- Prosopis glandulosa
- seeds
- woody plant invasion
- Library Collection RecordObservation is a simple method of acquiring information and is a critical step in the scientific method for both developing and investigating testable hypotheses. Cameras have long played a role in…Publication Date 2017
- Arizona
- cattle
- elk
- grazing
- riparian
- time-lapse photography
- Library Collection RecordOn the Ground • Poisonous plants on western North American rangelands have historically been troublesome to livestock producers. • Research on toxic plants was initiated by the United States…Publication Date 2016-12-01
- poisonous plants
- cattle
- sheep
- livestock
- toxic
- plant secondary compounds
- Library Collection RecordOn the Ground • Maintaining cattle and prairie dogs on rangelands is important ecologically, economically, and culturally. However, competition between these species, both actual and perceived, has…Publication Date 2016-12-01
- prairie dogs
- cattle
- grazing
- plant communities
- ecological sites
- Library Collection RecordMore frequent wildfires and incidences of mega-fires have increased the pressure for fuel treatments in sagebrush (Artemisia) communities. Winter grazing has been one of many fuel treatments proposed…Publication Date 2016
- Artemisia tridentata
- cattle
- Exclosure
- Exotic annual grass
- fire
- fuel treatment
- Library Collection RecordWe determined the feasibility of using unmanned aerial vehicle (UAV) video monitoring to predict intake of discrete food items of rangeland-raised Raramuri Criollo non-nursing beef cows. Thirty-five…Publication Date 2016
- cattle
- diet selection
- drones
- foraging behavior
- Library Collection RecordPrevious research suggests facilitative grazing by cattle during the preceding summer-fall can enhance spring foraging habitat of Rocky Mountain elk (Cervus elaphus nelsoni). However, previous…Publication Date 2016
- cattle
- Cervus elaphus
- forage conditioning
- grazing facilitation
- resource selection function
- targeted livestock grazing
- Library Collection RecordWild horse (Equus ferus caballus) management in western North America is an escalating concern for ecological integrity on these landscapes. Identifying potential diet overlap among horses, livestock…Publication Date 2016
- cattle
- diet composition
- domestic sheep
- elk
- Equus ferus caballus
- microhistological fecal analysis
- mule deer
- pronghorn
- Library Collection RecordMore frequent wildfires and incidences of mega-fires have increased the pressure for fuel treatments in sagebrush (Artemisia) communities. Winter grazing has been one of many fuel treatments proposed…Publication Date 2016
- Artemisia tridentata
- cattle
- Exclosure
- Exotic annual grass
- fire
- fuel treatment
- Library Collection RecordWild horse (Equus ferus caballus) management in western North America is an escalating concern for ecological integrity on these landscapes. Identifying potential diet overlap among horses, livestock…Publication Date 2016
- cattle
- diet composition
- domestic sheep
- elk
- Equus ferus caballus
- microhistological fecal analysis
- mule deer
- pronghorn
- Library Collection RecordPrevious research suggests facilitative grazing by cattle during the preceding summer-fall can enhance spring foraging habitat of Rocky Mountain elk (Cervus elaphus nelsoni). However, previous…Publication Date 2016
- cattle
- Cervus elaphus
- forage conditioning
- grazing facilitation
- resource selection function
- targeted livestock grazing
- Library Collection RecordWe determined the feasibility of using unmanned aerial vehicle (UAV) video monitoring to predict intake of discrete food items of rangeland-raised Raramuri Criollo non-nursing beef cows. Thirty-five…Publication Date 2016
- cattle
- diet selection
- drones
- foraging behavior
- Library Collection RecordOn the Ground • Cattle with poor temperaments gain less weight in feedlots. However, how yearling steer temperament affects weight gain on rangelands is a knowledge gap for ranchers. • Flight speed,…Publication Date 2015-12-01
- cattle
- flight speed
- behavior
- shortgrass steppe
- Library Collection RecordOn the Ground • Western juniper trees can cause late term abortions in cattle, similar to ponderosa pine trees. • Results from this study demonstrate that there is no difference in the labdane acid (…Publication Date 2015-12-01
- cattle
- abortions
- western juniper trees
- Isocupressic acid
- labdane acids
- Library Collection RecordOn the Ground • The 1990 Dude Fire on the Mogollon Rim in Arizona and the following restoration resulted in an invasion of weeping lovegrass. • Ecosystem restoration required successful collaboration…Publication Date 2014-12-01
- weeping lovegrass
- Eragrostis curvula
- targeted grazing
- cattle
- protein supplementation
- restoration
- wildfire
- Dude fire
- Library Collection RecordGlobal positioning system (GPS) data collected over a 4-yr period on 52 crossbred young cows grazing a 146-ha pasture were used to determine whether cattle establish patch-scale rotational patterns…Publication Date 2014-11
- cattle
- GPS
- patch grazing
- Library Collection RecordGlobal positioning system (GPS) data collected over a 4-yr period on 52 crossbred young cows grazing a 146-ha pasture were used to determine whether cattle establish patch-scale rotational patterns…Publication Date 2014-11
- cattle
- GPS
- patch grazing
- Library Collection RecordOn the Ground • Loss of grasslands to shrublands continues. • Demand for livestock products is expected to continue to grow. • Increased demand for red meat may stimulate rangeland livestock…Publication Date 2014-04-01
- cattle
- goats
- grasslands
- secondary plant metabolites
- sheep
- woody plants
- Library Collection RecordOn the Ground • Toxic larkspur (Delphinium species) cause large economic losses from cattle deaths, increased management costs, and reduced utilization of pastures and rangelands. • We recommend that…Publication Date 2014-02-01
- alkaloids
- Delphinium
- larkspur
- cattle
- beef
- rangelands
- Library Collection RecordThe untimely passing away of Rob Scott-Shaw on 9 December 2012 came as a great shock to his family, friends and colleagues. Rob’s dedicated work ethic and commanding knowledge of botanical…Publication Date 2014
- tribute
- ecology
- grasslands
- KwaZulu-Natal
- South Africa
- Library Collection RecordPoor irrigation management in pastures can lead to yield and quality reduction as well as loss of income through extra pumping and leaching of nitrate fertiliser. A number of irrigation scheduling…Publication Date 2014
- irrigation
- management
- pastures
- fertiliser
- plant production
- weather
- Ryegrass
- soil water
- plant production
- water dynamics
- nutrients
- 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 RecordWoody plant encroachment is frequent in dry savannas. Grazing is often considered to be a major cause of encroachment in dry savannas because grasses are removed by livestock, leaving bare areas for…Publication Date 2014
- Bush encroachment
- savanna
- grazing
- fire
- rainfall
- climate change
- management
- Kimberley area
- Northern Cape
- South Africa
- Library Collection RecordSubantarctic islands form ideal sentinels to climate change. These islands support terrestrial and marine ecosystems that are relatively simple and extremely sensitive to perturbations.1 They provide…Publication Date 2014
- Prince Edward Islands
- Subantarctic Front
- Antarctic Circumpolar Current
- climate change
- oceanography
- ecosystem ecology
- Prince Edward Islands
- South Africa
- Library Collection RecordFew assessments of the effects of fire and grazing on the herbaceous components of savannas have been reported for Africa. In the Kruger National Park, South Africa, range condition was monitored at…Publication Date 2014
- fire ecology
- grazing
- management
- savanna
- game
- rangeland condition
- rainfall gradient
- grasses
- forage
- ecosystem ecology
- Kruger National Park
- South Africa
- Library Collection RecordQuestion The co-existence of woody plants and grasses characterize savannas, with the horizontal and vertical spatial arrangement of trees creating a heterogeneous biotic environment. To understand…Publication Date 2014
- Carnegie Airborne Observatory
- heterogeneity
- LiDAR
- Object-based image classification
- vegetation structure
- woody vegetation
- savanna
- remote sensing
- biodiversity
- conservation
- mapping
- management
- monitoring
- vegetation analysis
- Sabi Sand Wildtuin and Kruger National Park
- Mpumalanga province
- South Africa
- Library Collection RecordCurrently, the methods used to assess the veld condition of the Lambert's Bay Strandveld along the West Coast of South Africa require that the operator knows all the plants encountered in the…Publication Date 2014
- Arid
- management (natural resources)
- monitoring
- rangeland condition
- winter rainfall
- South Africa
- Library Collection RecordThe interaction, both above and belowground, between tree saplings and the surrounding grass sward is dependent on solar radiation, temperature, rainfall, soil depth, tree species and sward…Publication Date 2014
- vegetation dynamics
- encroachment
- management
- Aboveground competition
- belowground competition
- Bush encroachment
- savanna
- soil depth
- Ukulinga Research Farm
- Pietermaritzburg
- South Africa
- Library Collection RecordWe examined the effect of changes in land use and land tenure on bush encroachment and vegetation condition. An analysis of aerial photographs from three time steps (1949, 1985 and 2004) was used to…Publication Date 2014
- Bush encroachment
- land use
- land tenure
- degradation
- aeiral phtographs
- commonage
- commercial agriculture
- rangeland condition
- goats
- browsing
- rangeland condition
- Fort Beaufort
- South Africa
- Library Collection RecordWe investigated the effects of high biomass yielding winter cover crops, namely grazing vetch (Vicia dasycarpa L.) and oats (Avena sativa L.), on soil phosphorus (P) availability in low fertiliser…Publication Date 2014
- biomass
- pastures
- crops
- phosphorus
- soil nutrients
- plant production
- fertilizer
- Eastern Cape Province
- 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 RecordLand Type mapping units were used to stratify the Heritage Park corridor, in the North West province, South Africa, into eight Land Type units prior to placing 109 floristic sample sites. At each…Publication Date 2014
- land type mapping
- North West Province
- South Africa
- Library Collection RecordAbstract Invasive alien plants pose a threat to biodiversity worldwide, and the costs of control are ever-escalating. Early detection and prediction of areas potentially at risk is crucial to…Publication Date 2014
- Invasive alien species
- Potential distribution
- Occurrence data
- Species distribution modeling
- Maxent
- biodiversity
- South Africa
- Library Collection RecordThe quality of the landscape is declining in many grassland and savanna areas of Africa as a consequence of woody plant encroachment. We investigated the changes in vegetation at selected sites on…Publication Date 2014
- Vegetation Change
- grasslands
- savanna
- degradation
- Bush encroachment
- land use
- soils
- rainfall
- temperature
- climate change
- carbon dioxide
- KwaZulu-Natal
- South 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 RecordWith the rapid expansion of wildlife ranching and conservation in South African savannas and the resultant increase in multi-species grazing and browsing systems, information on browse production…Publication Date 2014
- savanna
- browsing
- grazing
- game
- wildlife
- conservation
- carrying capacity
- climate
- soil
- rainfall
- South Africa
- Library Collection RecordThe relative importance of breed versus rearing experience on the grazing behaviour and diet selection of beef cattle when grazing unimproved grassland was examined over 4 years. Suckler-reared…Publication Date 2014
- foraging ecology
- cattle
- grazing
- grassland
- management
- Nature conservation
- breed
- rearing experience
- grazing behaviour
- diet preference
- biodiversity
- North Wyke
- Devon UK
- Library Collection RecordAbstract The knowledge of relative performance of plants across environmental gradients is critical for their effective management and for understanding future range expansion. Pennisetum setaceum is…Publication Date 2014
- Alien grass
- Ecological invasions
- competition
- disturbance
- Seedling translocation
- Transplant experiment
- Alien invasive species
- management
- grasslands
- savanna
- ecosystem ecology
- restoration ecology
- South Africa
- Library Collection RecordKikuyu (Pennisetum clandestinum)–ryegrass (Lolium spp.) cultivated pastures form the base for dairy production in the southern Cape region of South Africa. The impact of various methods and…Publication Date 2014
- pasture management
- plant production
- Ryegrass
- kikuyu
- soil disturbance
- herbicides
- tillage
- southern Cape region
- South Africa
- Library Collection RecordThis paper reports on diet selection of goats offered six browse species (i.e. Acacia natalitia [Vachellia natalitia], Acacia nilotica [Vachellia nilotica], Dichrostachys cinerea, Grewia occidentalis…Publication Date 2014
- foraging ecology
- goats
- animal nutrition
- diet selection
- rainfall
- Zululand thornveld
- KwaZulu-Natal
- South Africa
- Library Collection RecordAn easily readable and coherent account, this book has a definite role on the shelf (and its outline content in the minds) of conservation decision-makers and advisors. When I started out as an…Publication Date 2014
- management
- decision support systemes
- natural resources
- South Africa
- Library Collection RecordThe objective of this study was to evaluate the effect of correcting indigestible neutral detergent fibre (iNDF) for the loss of lignin in predictions of silage organic matter digestibility (OMD).…Publication Date 2014
- silage
- plant nutritive value
- forage quality
- cattle
- sheep
- management
- faecal samples
- grass
- indigestible neutral detergent fibre
- in vivo digestibility
- lignin
- red clover
- Jokioinen
- Finland
- Library Collection RecordSavannah ecosystems are important carbon stocks on the Earth, and their quantification is crucial for understanding the global impact of climate and land-use changes in savannahs. The estimation of…Publication Date 2014
- allometry
- biomass estimations
- Kalahari
- savannah
- ecosystem ecology
- climate change
- South Africa
- Library Collection RecordOn the Ground • Toxic larkspurs (Delphinium spp.) in western North America are abundant native plants on foothill and mountain rangelands. • Previous analysis for toxic alkaloids in waxy larkspur…Publication Date 2013-06-01
- Delphinium
- larkspur
- cattle
- grazing
- alkaloids
- poisonous plants
- Library Collection RecordOn the Ground • The bark, leaves, and berries of western juniper trees in Oregon can cause abortions in late-term pregnant cattle. • The percentage of the abortion-causing compounds varied from tree…Publication Date 2013-02-01
- cattle
- abortions
- western juniper trees
- Isocupressic acid
- agathic acid
- labdane acids